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Diffstat (limited to 'libjava/classpath/java/text/ParsePosition.java')
-rw-r--r-- | libjava/classpath/java/text/ParsePosition.java | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/libjava/classpath/java/text/ParsePosition.java b/libjava/classpath/java/text/ParsePosition.java new file mode 100644 index 0000000..782f5e0 --- /dev/null +++ b/libjava/classpath/java/text/ParsePosition.java @@ -0,0 +1,151 @@ +/* ParsePosition.java -- Keep track of position while parsing. + Copyright (C) 1998, 1999, 2001, 2005 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +General Public License for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + + +package java.text; + +/** + * This class is used to keep track of the current position during parsing + * operations. + * + * @author Aaron M. Renn (arenn@urbanophile.com) + * @author Per Bothner (bothner@cygnus.com) + */ +public class ParsePosition +{ + /** + * This is the index of the current parse position. + */ + private int index; + + /** + * This is the index of the position where an error occurred during parsing. + */ + private int error_index; + + /** + * This method initializes a new instance of <code>ParsePosition</code> to + * have the specified initial index value. + * + * @param index The initial parsing index. + */ + public ParsePosition (int index) + { + this.index = index; + error_index = -1; + } + + /** + * This method returns the current parsing index. + * + * @return The current parsing index + */ + public int getIndex () + { + return index; + } + + /** + * This method sets the current parsing index to the specified value. + * + * @param index The new parsing index. + */ + public void setIndex (int index) + { + this.index = index; + } + + /** + * This method returns the error index value. This value defaults to -1 + * unless explicitly set to another value. + * + * @return The error index. + */ + public int getErrorIndex () + { + return error_index; + } + + /** + * This method sets the error index to the specified value. + * + * @param error_index The new error index + */ + public void setErrorIndex (int error_index) + { + this.error_index = error_index; + } + + /** + * This method tests the specified object for equality with this + * object. The two objects will be considered equal if and only if + * all of the following conditions are met. + * <p> + * <ul> + * <li>The specified object is not <code>null</code>.</li> + * <li>The specified object is an instance of <code>ParsePosition</code>.</li> + * <li>The specified object has the same index and error index as + * this object.</li> + * </ul> + * + * @param obj The <code>Object</code> to test for equality against + * this object. + * + * @return <code>true</code> if the specified object is equal to + * this object, <code>false</code> otherwise. + */ + public boolean equals (Object obj) + { + if (! (obj instanceof ParsePosition)) + return false; + + ParsePosition other = (ParsePosition) obj; + return index == other.index && error_index == other.error_index; + } + + /** + * This method returns a <code>String</code> representation of this + * object. + * + * @return A <code>String</code> that represents this object. + */ + public String toString () + { + return (getClass ().getName () + "[index=" + getIndex () + + ",errorIndex=" + getErrorIndex () + "]"); + } +} |