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OPENJPA-1894: reduce the number of Strings created by SelectImpl.getTableIndex

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git-svn-id: https://svn.apache.org/repos/asf/openjpa/trunk@1037819 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Fay Wang 2010-11-22 18:23:34 +00:00
parent 2009b5c016
commit 7178dd3f00
1 changed files with 20 additions and 1 deletions
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21
openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/SelectImpl.java
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@ -2032,7 +2032,7 @@ public class SelectImpl
Integer i = null;
Object key = table.getFullIdentifier().getName();
if (pj != null && pj.path() != null)
key = new Key(pj.path().toString(), key);
key = new Key(pj.getPathStr(), key);
if (_ctx != null && (_parent != null || _subsels != null || _hasSub)) {
i = findAliasForQuery(table, pj, key, create);
@ -2194,6 +2194,10 @@ public class SelectImpl
public StringBuilder path() {
return null;
}
public String getPathStr() {
return null;
}
public JoinSet joins() {
return null;
@ -2551,6 +2555,10 @@ public class SelectImpl
public StringBuilder path() {
return null;
}
public String getPathStr() {
return null;
}
public JoinSet joins() {
return null;
@ -2630,6 +2638,7 @@ public class SelectImpl
protected String correlatedVar = null;
protected Context context = null;
protected Context lastContext = null;
protected String pathStr = null;
public Select getSelect() {
return null;
@ -2734,8 +2743,16 @@ public class SelectImpl
path = new StringBuilder(str);
else
path.append('.').append(str);
pathStr = null;
}
}
public String getPathStr() {
if (pathStr == null) {
pathStr = path.toString();
}
return pathStr;
}
public String toString() {
return "PathJoinsImpl<" + hashCode() + ">: "
@ -3297,5 +3314,7 @@ interface PathJoins
* @return
*/
public Select getSelect();
public String getPathStr();
}