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/*******************************************************************************
* Copyright (c) 2013 Ericsson
*
* All rights reserved. This program and the accompanying materials are made
* available under the terms of the Eclipse Public License v1.0 which
* accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Bernd Hufmann - Initial API and implementation
*******************************************************************************/
package org.eclipse.linuxtools.tmf.core.event.lookup;
/**
* TMF call site information for source code lookup.
*
* @since 2.0
* @author Bernd Hufmann
*/
public class TmfCallsite implements ITmfCallsite {
// ------------------------------------------------------------------------
// Attributes
// ------------------------------------------------------------------------
/** The file name string. */
final private String fFileName;
/** The function name. */
final private String fFunctionName;
/** The line number. */
final private long fLineNumber;
// ------------------------------------------------------------------------
// Constructors
// ------------------------------------------------------------------------
/**
* Default constructor.
*
* @param fileName
* - a file name
* @param functionName
* - a function name
* @param lineNumber
* - a line number
*/
public TmfCallsite(String fileName, String functionName, long lineNumber) {
if (fileName == null) {
throw new IllegalArgumentException();
}
fFileName = fileName;
fFunctionName = functionName;
fLineNumber = lineNumber;
}
/**
* Copy Constructor.
*
* @param other
* - An other call site implementation
*/
public TmfCallsite(ITmfCallsite other) {
if ((other == null) || (other.getFileName() == null)) {
throw new IllegalArgumentException();
}
fFileName = other.getFileName();
fFunctionName = other.getFunctionName();
fLineNumber = other.getLineNumber();
}
// ------------------------------------------------------------------------
// Accessors
// ------------------------------------------------------------------------
@Override
public String getFileName() {
return fFileName;
}
@Override
public String getFunctionName() {
return fFunctionName;
}
@Override
public long getLineNumber() {
return fLineNumber;
}
// ------------------------------------------------------------------------
// Operations
// ------------------------------------------------------------------------
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + fFileName.hashCode(); // fFileName cannot be null
result = prime * result + ((fFunctionName == null) ? 0 : fFunctionName.hashCode());
result = prime * result + (int) (fLineNumber ^ (fLineNumber >>> 32));
return result;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj == null) {
return false;
}
if (getClass() != obj.getClass()) {
return false;
}
TmfCallsite other = (TmfCallsite) obj;
// fFileName cannot be null!
if (!fFileName.equals(other.fFileName)) {
return false;
}
if (fFunctionName == null) {
if (other.fFunctionName != null) {
return false;
}
} else if (!fFunctionName.equals(other.fFunctionName)) {
return false;
}
if (fLineNumber != other.fLineNumber) {
return false;
}
return true;
}
@Override
public String toString() {
StringBuilder builder = new StringBuilder();
builder.append(fFileName).append(':');
builder.append(Long.toString(fLineNumber));
if (fFunctionName != null) {
builder.append(' ');
builder.append(fFunctionName).append("()"); //$NON-NLS-1$
}
return builder.toString();
}
}
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