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'Databene Formats' is an open source software library for supporting
data file and other formats like CSV, fixed width files, XLS, Properties and Regex.
It is designed for multithreaded use and high performance.
/*
* Copyright (C) 2011-2015 Volker Bergmann ([email protected]).
* All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.databene.formats.token;
import org.databene.commons.Assert;
/**
* TODO Document class.
* Created: 10.04.2013 07:47:23
* @since TODO version
* @author Volker Bergmann
*/
public class Token> implements TextFragment {
private E type;
private int startOffset;
private int endOffset;
public Token(E type, int startOffset, int endOffset) {
// check preconditions
Assert.notNull(type, "tokenType");
Assert.notNegative(startOffset, "startOffset");
Assert.that(startOffset <= endOffset, "startOffset is greater that endOffset");
// assign values
this.type = type;
this.startOffset = startOffset;
this.endOffset = endOffset;
}
// properties ------------------------------------------------------------------------------------------------------
public E getType() {
return type;
}
@Override
public int getStartOffset() {
return startOffset;
}
@Override
public int getEndOffset() {
return endOffset;
}
public void move(int offset) {
this.startOffset += offset;
this.endOffset += offset;
}
// java.lang.overrides ---------------------------------------------------------------------------------------------
@Override
public int hashCode() {
return 31 * (31 * endOffset + startOffset) + type.hashCode();
}
@Override
public boolean equals(Object object) {
if (this == object)
return true;
if (object == null || getClass() != object.getClass())
return false;
Token that = (Token) object;
return (this.type == that.getType() &&
this.endOffset == that.getEndOffset() &&
this.startOffset == that.getStartOffset());
}
@Override
public String toString() {
return type + "(" + startOffset + "," + endOffset + ")";
}
}