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/*
* Copyright (c) 2019-2021 Ronald Brill.
*
* 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 com.gargoylesoftware.css.parser;
import java.io.Serializable;
import com.gargoylesoftware.css.util.LangUtils;
/**
* For associating a CSS event with a document location.
*
* @author Ronald Brill
*/
public class Locator implements Serializable {
private String uri_;
private int lineNumber_;
private int columnNumber_;
/**
* Creates new LocatorImpl.
* @param uri the uri
* @param line the lineNumber
* @param column the columnNumber
*/
public Locator(final String uri, final int line, final int column) {
uri_ = uri;
lineNumber_ = line;
columnNumber_ = column;
}
/**
* @return the uri
*/
public String getUri() {
return uri_;
}
/**
* Set the uri to a new value.
* @param uri the new uri
*/
public void setUri(final String uri) {
uri_ = uri;
}
/**
* Return the column number where the current document event ends.
* Note that this is the column number of the first
* character after the text associated with the document
* event. The first column in a line is position 1.
* @return The column number, or -1 if none is available.
* @see #getLineNumber
*/
public int getColumnNumber() {
return columnNumber_;
}
/**
* Set the columnNumber to a new value.
* @param column the new columnNumber
*/
public void setColumnNumber(final int column) {
columnNumber_ = column;
}
/**
* Return the line number where the current document event ends.
* Note that this is the line position of the first character
* after the text associated with the document event.
* @return The line number, or -1 if none is available.
* @see #getColumnNumber
*/
public int getLineNumber() {
return lineNumber_;
}
/**
* Set the lineNumber to a new value.
* @param line the new lineNumber
*/
public void setLineNumber(final int line) {
lineNumber_ = line;
}
@Override
public boolean equals(final Object obj) {
if (this == obj) {
return true;
}
if (!(obj instanceof Locator)) {
return false;
}
final Locator l = (Locator) obj;
return (getColumnNumber() == l.getColumnNumber())
&& (getLineNumber() == l.getLineNumber())
&& LangUtils.equals(getUri(), l.getUri());
}
@Override
public int hashCode() {
int hash = LangUtils.HASH_SEED;
hash = LangUtils.hashCode(hash, columnNumber_);
hash = LangUtils.hashCode(hash, lineNumber_);
hash = LangUtils.hashCode(hash, uri_);
return hash;
}
@Override
public String toString() {
return new StringBuilder().append(getUri()).append(" (")
.append(getLineNumber()).append(':')
.append(getColumnNumber()).append(')').toString();
}
}
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