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Fixed AdempiereIdGenerator doesn't always generate valid uuid which should only include ascii alphabet, digit and the '_' character.

This commit is contained in:
Heng Sin Low 2010-12-15 16:21:25 +08:00
parent dcdd67d07c
commit 5bdee92457
1 changed files with 32 additions and 8 deletions
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40
org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/AdempiereIdGenerator.java
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@ -14,6 +14,9 @@
package org.adempiere.webui;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.zkoss.zk.ui.Component;
import org.zkoss.zk.ui.Desktop;
import org.zkoss.zk.ui.Page;
@ -21,24 +24,45 @@ import org.zkoss.zk.ui.sys.IdGenerator;
public class AdempiereIdGenerator implements IdGenerator {
public static final String ZK_COMPONENT_PREFIX = "zk_component_prefix";
private static final String DEFAULT_ZK_COMP_PREFIX = "zk_comp_";
private static final String DESKTOP_ID_ATTRIBUTE = "org.adempiere.comp.id";
public static final String ZK_COMPONENT_PREFIX_ATTRIBUTE = "zk_component_prefix";
@Override
public String nextComponentUuid(Desktop desktop, Component comp) {
String prefix = (String) comp.getAttribute(ZK_COMPONENT_PREFIX);
String prefix = (String) comp.getAttribute(ZK_COMPONENT_PREFIX_ATTRIBUTE);
if (prefix == null || prefix.length() == 0)
prefix = "zk_comp_";
int i = Integer.parseInt(desktop.getAttribute("Id_Num").toString());
i++;// Start from 1
desktop.setAttribute("Id_Num", String.valueOf(i));
prefix = DEFAULT_ZK_COMP_PREFIX;
else {
Pattern pattern = Pattern.compile("[^a-zA-Z_0-9]");
Matcher matcher = pattern.matcher(prefix);
StringBuffer sb = new StringBuffer();
while(matcher.find()) {
matcher.appendReplacement(sb, "_");
}
matcher.appendTail(sb);
prefix = sb.toString();
}
int i = 0;
try {
String number = null;
if (desktop.getAttribute(DESKTOP_ID_ATTRIBUTE) != null) {
number = desktop.getAttribute(DESKTOP_ID_ATTRIBUTE).toString();
i = Integer.parseInt(number);
i++;// Start from 1
}
} catch (Throwable t) {
i = 1;
}
desktop.setAttribute(DESKTOP_ID_ATTRIBUTE, String.valueOf(i));
return prefix + i;
}
@Override
public String nextDesktopId(Desktop desktop) {
if (desktop.getAttribute("Id_Num") == null) {
if (desktop.getAttribute(DESKTOP_ID_ATTRIBUTE) == null) {
String number = "0";
desktop.setAttribute("Id_Num", number);
desktop.setAttribute(DESKTOP_ID_ATTRIBUTE, number);
}
return null;
}