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Copy pathDifferences.java
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143 lines (113 loc) · 2.97 KB
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/* zipdiff is available under the terms of the
* Apache License, version 2.0
*
* Link: http://www.apache.org/licenses/
*/
package zipdiff;
import java.util.Iterator;
import java.util.Map;
import java.util.Set;
import java.util.TreeMap;
import java.util.zip.ZipEntry;
/**
* Used to keep track of difference between 2 zip files.
*
* @author Sean C. Sullivan
*/
public class Differences {
private final Map added = new TreeMap();
private final Map removed = new TreeMap();
private final Map changed = new TreeMap();
private final Map ignored = new TreeMap();
private String filename1;
private String filename2;
public Differences() {
// todo
}
public void setFilename1(String filename) {
filename1 = filename;
}
public void setFilename2(String filename) {
filename2 = filename;
}
public String getFilename1() {
return filename1;
}
public String getFilename2() {
return filename2;
}
public void fileAdded(String fqn, ZipEntry ze) {
added.put(fqn, ze);
}
public void fileRemoved(String fqn, ZipEntry ze) {
removed.put(fqn, ze);
}
public void fileIgnored(String fqn, ZipEntry ze) {
ignored.put(fqn, ze);
}
public void fileChanged(String fqn, ZipEntry z1, ZipEntry z2) {
ZipEntry[] entries = new ZipEntry[2];
entries[0] = z1;
entries[1] = z2;
changed.put(fqn, entries);
}
public Map getAdded() {
return added;
}
public Map getRemoved() {
return removed;
}
public Map getChanged() {
return changed;
}
public Map getIgnored() {
return ignored;
}
public boolean hasDifferences() {
return ((getChanged().size() > 0) || (getAdded().size() > 0) || (getRemoved().size() > 0));
}
@Override
public String toString() {
StringBuffer sb = new StringBuffer();
if (added.size() == 1) {
sb.append("1 file was");
} else {
sb.append(added.size() + " files were");
}
sb.append(" added to " + this.getFilename2() + "\n");
Iterator iter = added.keySet().iterator();
while (iter.hasNext()) {
String name = (String) iter.next();
sb.append("\t[added] " + name + "\n");
}
if (removed.size() == 1) {
sb.append("1 file was");
} else {
sb.append(removed.size() + " files were");
}
sb.append(" removed from " + this.getFilename2() + "\n");
iter = removed.keySet().iterator();
while (iter.hasNext()) {
String name = (String) iter.next();
sb.append("\t[removed] " + name + "\n");
}
if (changed.size() == 1) {
sb.append("1 file changed\n");
} else {
sb.append(changed.size() + " files changed\n");
}
Set keys = getChanged().keySet();
iter = keys.iterator();
while (iter.hasNext()) {
String name = (String) iter.next();
ZipEntry[] entries = (ZipEntry[]) getChanged().get(name);
sb.append("\t[changed] " + name + " ");
sb.append(" ( size " + entries[0].getSize());
sb.append(" : " + entries[1].getSize());
sb.append(" )\n");
}
int differenceCount = added.size() + changed.size() + removed.size();
sb.append("Total differences: " + differenceCount);
return sb.toString();
}
}