mirror of
https://github.com/JFormDesigner/FlatLaf.git
synced 2026-02-11 06:27:13 -06:00
extracted properties file parsing to new class UIDefaultsLoader
This commit is contained in:
Karl Tauber
@@ -19,10 +19,8 @@ package com.formdev.flatlaf;
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import java.awt.Color;
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import java.awt.Component;
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import java.awt.Container;
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import java.awt.Dimension;
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import java.awt.EventQueue;
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import java.awt.Font;
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import java.awt.Insets;
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import java.awt.KeyEventPostProcessor;
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import java.awt.KeyboardFocusManager;
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import java.awt.Toolkit;
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@@ -30,16 +28,7 @@ import java.awt.Window;
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import java.awt.event.KeyEvent;
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import java.beans.PropertyChangeEvent;
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import java.beans.PropertyChangeListener;
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Locale;
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import java.util.Map;
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import java.util.Properties;
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import java.util.ServiceLoader;
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import java.util.function.Function;
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import javax.swing.AbstractButton;
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import javax.swing.JLabel;
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import javax.swing.JTabbedPane;
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@@ -48,16 +37,9 @@ import javax.swing.SwingUtilities;
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import javax.swing.UIDefaults;
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import javax.swing.UIManager;
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import javax.swing.UnsupportedLookAndFeelException;
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import javax.swing.UIDefaults.LazyValue;
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import javax.swing.plaf.ColorUIResource;
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import javax.swing.plaf.DimensionUIResource;
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import javax.swing.plaf.FontUIResource;
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import javax.swing.plaf.InsetsUIResource;
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import javax.swing.plaf.basic.BasicLookAndFeel;
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import javax.swing.plaf.metal.MetalLookAndFeel;
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import com.formdev.flatlaf.ui.FlatEmptyBorder;
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import com.formdev.flatlaf.ui.FlatLineBorder;
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import com.formdev.flatlaf.util.ScaledNumber;
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import com.formdev.flatlaf.util.SystemInfo;
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import com.formdev.flatlaf.util.UIScale;
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@@ -69,13 +51,6 @@ import com.formdev.flatlaf.util.UIScale;
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public abstract class FlatLaf
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extends BasicLookAndFeel
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{
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private static final String TYPE_PREFIX = "{";
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private static final String TYPE_PREFIX_END = "}";
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private static final String VARIABLE_PREFIX = "@";
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private static final String REF_PREFIX = VARIABLE_PREFIX + "@";
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private static final String OPTIONAL_PREFIX = "?";
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private static final String GLOBAL_PREFIX = "*.";
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private BasicLookAndFeel base;
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private String desktopPropertyName;
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@@ -209,7 +184,7 @@ public abstract class FlatLaf
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Object aquaMenuBarUI = useScreenMenuBar ? defaults.get( "MenuBarUI" ) : null;
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initFonts( defaults );
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loadDefaultsFromProperties( defaults );
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UIDefaultsLoader.loadDefaultsFromProperties( getClass(), defaults );
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// use Aqua MenuBarUI if Mac screen menubar is enabled
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if( useScreenMenuBar )
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@@ -254,291 +229,8 @@ public abstract class FlatLaf
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defaults.put( "MenuItem.acceleratorFont", uiFont );
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}
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/**
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* Load properties associated to Flat LaF classes and add to UI defaults.
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*
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* Each class that extend this class may have its own .properties file
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* in the same package as the class. Properties from superclasses are loaded
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* first to give subclasses a chance to override defaults.
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* E.g. if running FlatDarkLaf, then the FlatLaf.properties is loaded first
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* and FlatDarkLaf.properties loaded second.
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*/
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private void loadDefaultsFromProperties( UIDefaults defaults ) {
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// determine classes in class hierarchy in reverse order
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ArrayList<Class<?>> lafClasses = new ArrayList<>();
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for( Class<?> lafClass = getClass();
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FlatLaf.class.isAssignableFrom( lafClass );
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lafClass = lafClass.getSuperclass() )
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{
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lafClasses.add( 0, lafClass );
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}
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try {
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// load properties files
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Properties properties = new Properties();
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ServiceLoader<FlatDefaultsAddon> addonLoader = ServiceLoader.load( FlatDefaultsAddon.class );
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for( Class<?> lafClass : lafClasses ) {
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// load core properties
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String propertiesName = "/" + lafClass.getName().replace( '.', '/' ) + ".properties";
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try( InputStream in = lafClass.getResourceAsStream( propertiesName ) ) {
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if( in != null )
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properties.load( in );
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}
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// load properties from addons
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for( FlatDefaultsAddon addon : addonLoader ) {
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try( InputStream in = addon.getDefaults( lafClass ) ) {
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if( in != null )
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properties.load( in );
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}
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}
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}
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Function<String, String> resolver = value -> {
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return resolveValue( properties, value );
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};
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// get globals, which override all other defaults that end with same suffix
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HashMap<String, Object> globals = new HashMap<>();
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for( Map.Entry<Object, Object> e : properties.entrySet() ) {
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String key = (String) e.getKey();
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if( !key.startsWith( GLOBAL_PREFIX ) )
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continue;
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String value = resolveValue( properties, (String) e.getValue() );
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globals.put( key.substring( GLOBAL_PREFIX.length() ), parseValue( key, value, resolver ) );
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}
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// override UI defaults with globals
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for( Object key : defaults.keySet() ) {
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if( key instanceof String && ((String)key).contains( "." ) ) {
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String skey = (String) key;
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String globalKey = skey.substring( skey.lastIndexOf( '.' ) + 1 );
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Object globalValue = globals.get( globalKey );
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if( globalValue != null )
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defaults.put( key, globalValue );
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}
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}
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// add non-global properties to UI defaults
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for( Map.Entry<Object, Object> e : properties.entrySet() ) {
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String key = (String) e.getKey();
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if( key.startsWith( VARIABLE_PREFIX ) || key.startsWith( GLOBAL_PREFIX ) )
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continue;
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String value = resolveValue( properties, (String) e.getValue() );
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defaults.put( key, parseValue( key, value, resolver ) );
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}
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} catch( IOException ex ) {
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ex.printStackTrace();
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}
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}
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private String resolveValue( Properties properties, String value ) {
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if( !value.startsWith( VARIABLE_PREFIX ) )
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return value;
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if( value.startsWith( REF_PREFIX ) )
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value = value.substring( REF_PREFIX.length() );
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boolean optional = false;
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if( value.startsWith( OPTIONAL_PREFIX ) ) {
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value = value.substring( OPTIONAL_PREFIX.length() );
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optional = true;
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}
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String newValue = properties.getProperty( value );
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if( newValue == null ) {
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if( optional )
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return "null";
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System.err.println( "variable or reference '" + value + "' not found" );
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throw new IllegalArgumentException( value );
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}
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return resolveValue( properties, newValue );
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}
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private enum ValueType { UNKNOWN, STRING, INTEGER, BORDER, ICON, INSETS, SIZE, COLOR, SCALEDNUMBER }
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private Object parseValue( String key, String value, Function<String, String> resolver ) {
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value = value.trim();
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// null, false, true
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switch( value ) {
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case "null": return null;
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case "false": return false;
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case "true": return true;
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}
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ValueType valueType = ValueType.UNKNOWN;
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// check whether value type is specified in the value
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if( value.startsWith( TYPE_PREFIX ) ) {
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int end = value.indexOf( TYPE_PREFIX_END );
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if( end != -1 ) {
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try {
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String typeStr = value.substring( TYPE_PREFIX.length(), end );
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valueType = ValueType.valueOf( typeStr.toUpperCase( Locale.ENGLISH ) );
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// remove type from value
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value = value.substring( end + TYPE_PREFIX_END.length() );
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} catch( IllegalArgumentException ex ) {
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// ignore
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}
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}
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}
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// determine value type from key
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if( valueType == ValueType.UNKNOWN ) {
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if( key.endsWith( ".border" ) || key.endsWith( "Border" ) )
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valueType = ValueType.BORDER;
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else if( key.endsWith( ".icon" ) || key.endsWith( "Icon" ) )
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valueType = ValueType.ICON;
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else if( key.endsWith( ".margin" ) || key.endsWith( ".padding" ) ||
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key.endsWith( "Margins" ) || key.endsWith( "Insets" ) )
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valueType = ValueType.INSETS;
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else if( key.endsWith( "Size" ) )
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valueType = ValueType.SIZE;
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else if( key.endsWith( "Width" ) || key.endsWith( "Height" ) )
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valueType = ValueType.INTEGER;
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}
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// parse value
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switch( valueType ) {
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case STRING: return value;
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case INTEGER: return parseInteger( value, true );
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case BORDER: return parseBorder( value, resolver );
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case ICON: return parseInstance( value );
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case INSETS: return parseInsets( value );
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case SIZE: return parseSize( value );
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case COLOR: return parseColor( value, true );
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case SCALEDNUMBER: return parseScaledNumber( value );
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case UNKNOWN:
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default:
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// colors
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ColorUIResource color = parseColor( value, false );
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if( color != null )
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return color;
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// integer
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Integer integer = parseInteger( value, false );
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if( integer != null )
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return integer;
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// string
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return value;
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}
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}
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private Object parseBorder( String value, Function<String, String> resolver ) {
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if( value.indexOf( ',' ) >= 0 ) {
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// top,left,bottom,right[,lineColor]
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List<String> parts = split( value, ',' );
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Insets insets = parseInsets( value );
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ColorUIResource lineColor = (parts.size() == 5)
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? parseColor( resolver.apply( parts.get( 4 ) ), true )
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: null;
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return (LazyValue) t -> {
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return (lineColor != null)
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? new FlatLineBorder( insets, lineColor )
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: new FlatEmptyBorder( insets );
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};
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} else
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return parseInstance( value );
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}
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private Object parseInstance( String value ) {
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return (LazyValue) t -> {
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try {
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return Class.forName( value ).newInstance();
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} catch( InstantiationException | IllegalAccessException | ClassNotFoundException ex ) {
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ex.printStackTrace();
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return null;
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}
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};
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}
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private Insets parseInsets( String value ) {
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List<String> numbers = split( value, ',' );
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try {
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return new InsetsUIResource(
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Integer.parseInt( numbers.get( 0 ) ),
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Integer.parseInt( numbers.get( 1 ) ),
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Integer.parseInt( numbers.get( 2 ) ),
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Integer.parseInt( numbers.get( 3 ) ) );
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} catch( NumberFormatException ex ) {
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System.err.println( "invalid insets '" + value + "'" );
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throw ex;
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}
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}
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private Dimension parseSize( String value ) {
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List<String> numbers = split( value, ',' );
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try {
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return new DimensionUIResource(
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Integer.parseInt( numbers.get( 0 ) ),
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Integer.parseInt( numbers.get( 1 ) ) );
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} catch( NumberFormatException ex ) {
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System.err.println( "invalid size '" + value + "'" );
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throw ex;
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}
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}
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private ColorUIResource parseColor( String value, boolean reportError ) {
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try {
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int rgb = Integer.parseInt( value, 16 );
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if( value.length() == 6 )
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return new ColorUIResource( rgb );
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if( value.length() == 8 )
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return new ColorUIResource( new Color( rgb, true ) );
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if( reportError )
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throw new NumberFormatException( value );
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} catch( NumberFormatException ex ) {
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if( reportError ) {
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System.err.println( "invalid color '" + value + "'" );
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throw ex;
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}
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// not a color --> ignore
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}
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return null;
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}
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private Integer parseInteger( String value, boolean reportError ) {
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try {
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return Integer.parseInt( value );
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} catch( NumberFormatException ex ) {
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if( reportError ) {
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System.err.println( "invalid integer '" + value + "'" );
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throw ex;
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}
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}
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return null;
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}
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private ScaledNumber parseScaledNumber( String value ) {
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try {
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return new ScaledNumber( Integer.parseInt( value ) );
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} catch( NumberFormatException ex ) {
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System.err.println( "invalid integer '" + value + "'" );
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throw ex;
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}
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}
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public static List<String> split( String str, char delim ) {
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ArrayList<String> strs = new ArrayList<>();
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int delimIndex = str.indexOf( delim );
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int index = 0;
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while( delimIndex >= 0 ) {
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strs.add( str.substring( index, delimIndex ) );
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index = delimIndex + 1;
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delimIndex = str.indexOf( delim, index );
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}
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strs.add( str.substring( index ) );
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return strs;
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return UIDefaultsLoader.split( str, delim );
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}
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private static void reSetLookAndFeel() {
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@@ -0,0 +1,338 @@
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/*
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* Copyright 2019 FormDev Software GmbH
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
|
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*
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* http://www.apache.org/licenses/LICENSE-2.0
|
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*
|
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* Unless required by applicable law or agreed to in writing, software
|
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* distributed under the License is distributed on an "AS IS" BASIS,
|
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
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* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
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*/
|
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package com.formdev.flatlaf;
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|
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import java.awt.Color;
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import java.awt.Dimension;
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import java.awt.Insets;
|
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.ArrayList;
|
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import java.util.HashMap;
|
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import java.util.List;
|
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import java.util.Locale;
|
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import java.util.Map;
|
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import java.util.Properties;
|
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import java.util.ServiceLoader;
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import java.util.function.Function;
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import javax.swing.UIDefaults;
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import javax.swing.UIDefaults.LazyValue;
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import javax.swing.plaf.ColorUIResource;
|
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import javax.swing.plaf.DimensionUIResource;
|
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import javax.swing.plaf.InsetsUIResource;
|
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import com.formdev.flatlaf.ui.FlatEmptyBorder;
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import com.formdev.flatlaf.ui.FlatLineBorder;
|
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import com.formdev.flatlaf.util.ScaledNumber;
|
||||
|
||||
/**
|
||||
* Load UI defaults from properties files associated to Flat LaF classes and add to UI defaults.
|
||||
*
|
||||
* Each class that extend the LaF class may have its own .properties file
|
||||
* in the same package as the class. Properties from superclasses are loaded
|
||||
* first to give subclasses a chance to override defaults.
|
||||
* E.g. if running FlatDarkLaf, then the FlatLaf.properties is loaded first
|
||||
* and FlatDarkLaf.properties loaded second.
|
||||
*
|
||||
* @author Karl Tauber
|
||||
*/
|
||||
class UIDefaultsLoader
|
||||
{
|
||||
private static final String TYPE_PREFIX = "{";
|
||||
private static final String TYPE_PREFIX_END = "}";
|
||||
private static final String VARIABLE_PREFIX = "@";
|
||||
private static final String REF_PREFIX = VARIABLE_PREFIX + "@";
|
||||
private static final String OPTIONAL_PREFIX = "?";
|
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private static final String GLOBAL_PREFIX = "*.";
|
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|
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static void loadDefaultsFromProperties( Class<?> lookAndFeelClass, UIDefaults defaults ) {
|
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// determine classes in class hierarchy in reverse order
|
||||
ArrayList<Class<?>> lafClasses = new ArrayList<>();
|
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for( Class<?> lafClass = lookAndFeelClass;
|
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FlatLaf.class.isAssignableFrom( lafClass );
|
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lafClass = lafClass.getSuperclass() )
|
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{
|
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lafClasses.add( 0, lafClass );
|
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}
|
||||
|
||||
try {
|
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// load properties files
|
||||
Properties properties = new Properties();
|
||||
ServiceLoader<FlatDefaultsAddon> addonLoader = ServiceLoader.load( FlatDefaultsAddon.class );
|
||||
for( Class<?> lafClass : lafClasses ) {
|
||||
// load core properties
|
||||
String propertiesName = "/" + lafClass.getName().replace( '.', '/' ) + ".properties";
|
||||
try( InputStream in = lafClass.getResourceAsStream( propertiesName ) ) {
|
||||
if( in != null )
|
||||
properties.load( in );
|
||||
}
|
||||
|
||||
// load properties from addons
|
||||
for( FlatDefaultsAddon addon : addonLoader ) {
|
||||
try( InputStream in = addon.getDefaults( lafClass ) ) {
|
||||
if( in != null )
|
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properties.load( in );
|
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}
|
||||
}
|
||||
}
|
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|
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Function<String, String> resolver = value -> {
|
||||
return resolveValue( properties, value );
|
||||
};
|
||||
|
||||
// get globals, which override all other defaults that end with same suffix
|
||||
HashMap<String, Object> globals = new HashMap<>();
|
||||
for( Map.Entry<Object, Object> e : properties.entrySet() ) {
|
||||
String key = (String) e.getKey();
|
||||
if( !key.startsWith( GLOBAL_PREFIX ) )
|
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continue;
|
||||
|
||||
String value = resolveValue( properties, (String) e.getValue() );
|
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globals.put( key.substring( GLOBAL_PREFIX.length() ), parseValue( key, value, resolver ) );
|
||||
}
|
||||
|
||||
// override UI defaults with globals
|
||||
for( Object key : defaults.keySet() ) {
|
||||
if( key instanceof String && ((String)key).contains( "." ) ) {
|
||||
String skey = (String) key;
|
||||
String globalKey = skey.substring( skey.lastIndexOf( '.' ) + 1 );
|
||||
Object globalValue = globals.get( globalKey );
|
||||
if( globalValue != null )
|
||||
defaults.put( key, globalValue );
|
||||
}
|
||||
}
|
||||
|
||||
// add non-global properties to UI defaults
|
||||
for( Map.Entry<Object, Object> e : properties.entrySet() ) {
|
||||
String key = (String) e.getKey();
|
||||
if( key.startsWith( VARIABLE_PREFIX ) || key.startsWith( GLOBAL_PREFIX ) )
|
||||
continue;
|
||||
|
||||
String value = resolveValue( properties, (String) e.getValue() );
|
||||
defaults.put( key, parseValue( key, value, resolver ) );
|
||||
}
|
||||
} catch( IOException ex ) {
|
||||
ex.printStackTrace();
|
||||
}
|
||||
}
|
||||
|
||||
private static String resolveValue( Properties properties, String value ) {
|
||||
if( !value.startsWith( VARIABLE_PREFIX ) )
|
||||
return value;
|
||||
|
||||
if( value.startsWith( REF_PREFIX ) )
|
||||
value = value.substring( REF_PREFIX.length() );
|
||||
|
||||
boolean optional = false;
|
||||
if( value.startsWith( OPTIONAL_PREFIX ) ) {
|
||||
value = value.substring( OPTIONAL_PREFIX.length() );
|
||||
optional = true;
|
||||
}
|
||||
|
||||
String newValue = properties.getProperty( value );
|
||||
if( newValue == null ) {
|
||||
if( optional )
|
||||
return "null";
|
||||
|
||||
System.err.println( "variable or reference '" + value + "' not found" );
|
||||
throw new IllegalArgumentException( value );
|
||||
}
|
||||
|
||||
return resolveValue( properties, newValue );
|
||||
}
|
||||
|
||||
private enum ValueType { UNKNOWN, STRING, INTEGER, BORDER, ICON, INSETS, SIZE, COLOR, SCALEDNUMBER }
|
||||
|
||||
private static Object parseValue( String key, String value, Function<String, String> resolver ) {
|
||||
value = value.trim();
|
||||
|
||||
// null, false, true
|
||||
switch( value ) {
|
||||
case "null": return null;
|
||||
case "false": return false;
|
||||
case "true": return true;
|
||||
}
|
||||
|
||||
ValueType valueType = ValueType.UNKNOWN;
|
||||
|
||||
// check whether value type is specified in the value
|
||||
if( value.startsWith( TYPE_PREFIX ) ) {
|
||||
int end = value.indexOf( TYPE_PREFIX_END );
|
||||
if( end != -1 ) {
|
||||
try {
|
||||
String typeStr = value.substring( TYPE_PREFIX.length(), end );
|
||||
valueType = ValueType.valueOf( typeStr.toUpperCase( Locale.ENGLISH ) );
|
||||
|
||||
// remove type from value
|
||||
value = value.substring( end + TYPE_PREFIX_END.length() );
|
||||
} catch( IllegalArgumentException ex ) {
|
||||
// ignore
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
// determine value type from key
|
||||
if( valueType == ValueType.UNKNOWN ) {
|
||||
if( key.endsWith( ".border" ) || key.endsWith( "Border" ) )
|
||||
valueType = ValueType.BORDER;
|
||||
else if( key.endsWith( ".icon" ) || key.endsWith( "Icon" ) )
|
||||
valueType = ValueType.ICON;
|
||||
else if( key.endsWith( ".margin" ) || key.endsWith( ".padding" ) ||
|
||||
key.endsWith( "Margins" ) || key.endsWith( "Insets" ) )
|
||||
valueType = ValueType.INSETS;
|
||||
else if( key.endsWith( "Size" ) )
|
||||
valueType = ValueType.SIZE;
|
||||
else if( key.endsWith( "Width" ) || key.endsWith( "Height" ) )
|
||||
valueType = ValueType.INTEGER;
|
||||
}
|
||||
|
||||
// parse value
|
||||
switch( valueType ) {
|
||||
case STRING: return value;
|
||||
case INTEGER: return parseInteger( value, true );
|
||||
case BORDER: return parseBorder( value, resolver );
|
||||
case ICON: return parseInstance( value );
|
||||
case INSETS: return parseInsets( value );
|
||||
case SIZE: return parseSize( value );
|
||||
case COLOR: return parseColor( value, true );
|
||||
case SCALEDNUMBER: return parseScaledNumber( value );
|
||||
case UNKNOWN:
|
||||
default:
|
||||
// colors
|
||||
ColorUIResource color = parseColor( value, false );
|
||||
if( color != null )
|
||||
return color;
|
||||
|
||||
// integer
|
||||
Integer integer = parseInteger( value, false );
|
||||
if( integer != null )
|
||||
return integer;
|
||||
|
||||
// string
|
||||
return value;
|
||||
}
|
||||
}
|
||||
|
||||
private static Object parseBorder( String value, Function<String, String> resolver ) {
|
||||
if( value.indexOf( ',' ) >= 0 ) {
|
||||
// top,left,bottom,right[,lineColor]
|
||||
List<String> parts = split( value, ',' );
|
||||
Insets insets = parseInsets( value );
|
||||
ColorUIResource lineColor = (parts.size() == 5)
|
||||
? parseColor( resolver.apply( parts.get( 4 ) ), true )
|
||||
: null;
|
||||
|
||||
return (LazyValue) t -> {
|
||||
return (lineColor != null)
|
||||
? new FlatLineBorder( insets, lineColor )
|
||||
: new FlatEmptyBorder( insets );
|
||||
};
|
||||
} else
|
||||
return parseInstance( value );
|
||||
}
|
||||
|
||||
private static Object parseInstance( String value ) {
|
||||
return (LazyValue) t -> {
|
||||
try {
|
||||
return Class.forName( value ).newInstance();
|
||||
} catch( InstantiationException | IllegalAccessException | ClassNotFoundException ex ) {
|
||||
ex.printStackTrace();
|
||||
return null;
|
||||
}
|
||||
};
|
||||
}
|
||||
|
||||
private static Insets parseInsets( String value ) {
|
||||
List<String> numbers = split( value, ',' );
|
||||
try {
|
||||
return new InsetsUIResource(
|
||||
Integer.parseInt( numbers.get( 0 ) ),
|
||||
Integer.parseInt( numbers.get( 1 ) ),
|
||||
Integer.parseInt( numbers.get( 2 ) ),
|
||||
Integer.parseInt( numbers.get( 3 ) ) );
|
||||
} catch( NumberFormatException ex ) {
|
||||
System.err.println( "invalid insets '" + value + "'" );
|
||||
throw ex;
|
||||
}
|
||||
}
|
||||
|
||||
private static Dimension parseSize( String value ) {
|
||||
List<String> numbers = split( value, ',' );
|
||||
try {
|
||||
return new DimensionUIResource(
|
||||
Integer.parseInt( numbers.get( 0 ) ),
|
||||
Integer.parseInt( numbers.get( 1 ) ) );
|
||||
} catch( NumberFormatException ex ) {
|
||||
System.err.println( "invalid size '" + value + "'" );
|
||||
throw ex;
|
||||
}
|
||||
}
|
||||
|
||||
private static ColorUIResource parseColor( String value, boolean reportError ) {
|
||||
try {
|
||||
int rgb = Integer.parseInt( value, 16 );
|
||||
if( value.length() == 6 )
|
||||
return new ColorUIResource( rgb );
|
||||
if( value.length() == 8 )
|
||||
return new ColorUIResource( new Color( rgb, true ) );
|
||||
|
||||
if( reportError )
|
||||
throw new NumberFormatException( value );
|
||||
} catch( NumberFormatException ex ) {
|
||||
if( reportError ) {
|
||||
System.err.println( "invalid color '" + value + "'" );
|
||||
throw ex;
|
||||
}
|
||||
// not a color --> ignore
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
private static Integer parseInteger( String value, boolean reportError ) {
|
||||
try {
|
||||
return Integer.parseInt( value );
|
||||
} catch( NumberFormatException ex ) {
|
||||
if( reportError ) {
|
||||
System.err.println( "invalid integer '" + value + "'" );
|
||||
throw ex;
|
||||
}
|
||||
}
|
||||
return null;
|
||||
}
|
||||
|
||||
private static ScaledNumber parseScaledNumber( String value ) {
|
||||
try {
|
||||
return new ScaledNumber( Integer.parseInt( value ) );
|
||||
} catch( NumberFormatException ex ) {
|
||||
System.err.println( "invalid integer '" + value + "'" );
|
||||
throw ex;
|
||||
}
|
||||
}
|
||||
|
||||
static List<String> split( String str, char delim ) {
|
||||
ArrayList<String> strs = new ArrayList<>();
|
||||
int delimIndex = str.indexOf( delim );
|
||||
int index = 0;
|
||||
while( delimIndex >= 0 ) {
|
||||
strs.add( str.substring( index, delimIndex ) );
|
||||
index = delimIndex + 1;
|
||||
delimIndex = str.indexOf( delim, index );
|
||||
}
|
||||
strs.add( str.substring( index ) );
|
||||
|
||||
return strs;
|
||||
}
|
||||
}
|
||||
Reference in New Issue
Block a user