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/*
* SonarQube, open source software quality management tool.
* Copyright (C) 2008-2014 SonarSource
* mailto:contact AT sonarsource DOT com
*
* SonarQube is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* SonarQube 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.duplications.index;
import org.sonar.duplications.CodeFragment;
public class ClonePart implements CodeFragment {
private final String resourceId;
private final int startUnit;
private final int startLine;
private final int endLine;
/**
* Cache for hash code.
*/
private int hash;
public ClonePart(String resourceId, int startUnit, int startLine, int endLine) {
this.resourceId = resourceId;
this.startUnit = startUnit;
this.startLine = startLine;
this.endLine = endLine;
}
public String getResourceId() {
return resourceId;
}
public int getUnitStart() {
return startUnit;
}
@Override
public int getStartLine() {
return startLine;
}
@Override
public int getEndLine() {
return endLine;
}
public int getLines() {
return endLine - startLine + 1;
}
@Override
public boolean equals(Object obj) {
if (this.getClass() == obj.getClass()) {
ClonePart another = (ClonePart) obj;
return another.resourceId.equals(resourceId)
&& another.startLine == startLine
&& another.endLine == endLine
&& another.startUnit == startUnit;
}
return false;
}
@Override
public int hashCode() {
int h = hash;
if (h == 0) {
h = resourceId.hashCode();
h = 31 * h + startLine;
h = 31 * h + endLine;
h = 31 * h + startUnit;
hash = h;
}
return h;
}
@Override
public String toString() {
return "'" + resourceId + "':[" + startUnit + "|" + startLine + "-" + endLine + "]";
}
}
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