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/*
* TableHandler.java
*
* Created on August 10, 2006, 2:32 PM
*
* To change this template, choose Tools | Template Manager
* and open the template in the editor.
*/
/**
*
* @author anilam
*/
package org.glassfish.admingui.handlers;
import com.sun.jsftemplating.annotation.Handler;
import com.sun.jsftemplating.annotation.HandlerInput;
import com.sun.jsftemplating.annotation.HandlerOutput;
import com.sun.jsftemplating.component.dataprovider.MultipleListDataProvider;
import com.sun.jsftemplating.layout.descriptors.handler.HandlerContext;
import org.glassfish.admingui.common.util.GuiUtil;
import com.sun.webui.jsf.component.TableRowGroup;
import java.util.HashMap;
import java.util.Properties;
import java.util.Map;
import java.util.List;
import java.util.ArrayList;
import java.util.ListIterator;
import java.util.Iterator;
import com.sun.data.provider.RowKey;
public class TableHandlers {
/** Creates a new instance of TableHandler */
public TableHandlers() {
}
/**
* <p> This handler looks at the input TableRowGroup, checks which row is selected, and returns a list of the Map.
* <p> Each Map corresponding to one single row of the table.
* <p> This method only works for the table where each row consists of one single map since it only looks at the
* <p> first element that is returned by the getObject() method of <code>MultipleListDataProvider<code>.
*
* <p> Input value: "TableRowGroup" -- Type: <code> com.sun.webui.jsf.component.TableRowGroup</code></p>
* <p> Input value: "selectedRows" -- Type: <code> java.util.List</code></p>
* @param handlerCtx The HandlerContext.
*/
@Handler(id="getSelectedSingleMapRows",
input={
@HandlerInput(name="TableRowGroup", type=TableRowGroup.class, required=true)},
output={
@HandlerOutput(name="selectedRows", type=List.class)})
public static void getSelectedSingleMapRows(HandlerContext handlerCtx) {
TableRowGroup trg = (TableRowGroup)handlerCtx.getInputValue("TableRowGroup");
MultipleListDataProvider dp = (MultipleListDataProvider)trg.getSourceData();
List selectedList = new ArrayList();
try {
RowKey[] rowKeys = trg.getSelectedRowKeys();
for(int i=0; i<rowKeys.length; i++){
Object[] multiDataRows = (Object[]) dp.getObject(rowKeys[i]);
Object oneMap = multiDataRows[0];
selectedList.add(oneMap);
}
handlerCtx.setOutputValue("selectedRows", selectedList);
}catch(Exception ex){
GuiUtil.prepareException(handlerCtx, ex);
}
}
/**
* <p> This handler returns the selected row keys.</p>
*
* @param handlerCtx The HandlerContext.
*/
@Handler(id="getSelectedTableRowKeys",
input={
@HandlerInput(name="tableRowGroup", type=TableRowGroup.class, required=true)},
output={
@HandlerOutput(name="rowKeys", type=RowKey[].class)})
public static void getSelectedTableRowKeys(HandlerContext handlerCtx) {
TableRowGroup trg =
(TableRowGroup) handlerCtx.getInputValue("tableRowGroup");
handlerCtx.setOutputValue("rowKeys", trg.getSelectedRowKeys());
}
/**
* <p> This handler deletes the given <code>RowKey</code>s.</p>
*
* @param handlerCtx The HandlerContext.
*/
@Handler(id="deleteTableRows",
input={
@HandlerInput(name="tableRowGroup", type=TableRowGroup.class, required=true),
@HandlerInput(name="rowKeys", type=RowKey[].class, required=true)})
public static void deleteTableRows(HandlerContext handlerCtx) {
TableRowGroup trg =
(TableRowGroup) handlerCtx.getInputValue("tableRowGroup");
RowKey[] keys = (RowKey []) handlerCtx.getInputValue("rowKeys");
MultipleListDataProvider dp =
(MultipleListDataProvider) trg.getSourceData();
for (RowKey key : keys) {
dp.removeRow(key);
}
}
/**
* <p> This handler commits the changes to a <code>TableRowGroup</code>'s
* DataProvider.</p>
*
* @param handlerCtx The HandlerContext.
*/
@Handler(id="commitTableRowGroup",
input={
@HandlerInput(name="tableRowGroup", type=TableRowGroup.class, required=true)})
public static void commitTableRowGroup(HandlerContext handlerCtx) {
TableRowGroup trg =
(TableRowGroup) handlerCtx.getInputValue("tableRowGroup");
MultipleListDataProvider dp =
(MultipleListDataProvider) trg.getSourceData();
dp.commitChanges();
}
/**
* <p> This handler takes in a HashMap, the name-value pair being the Properties.
* It turns each name-value pair to one hashMap, representing one row of table data,
* and returns the list of Map.
*
* <p> Input value: "Properties" -- Type: <code>java.util.Map</code>/</p>
* <p> Output value: "TableList" -- Type: <code>java.util.List</code>/</p>
* @param handlerCtx The HandlerContext.
*/
@Handler(id="getTableListFromProperties",
input={
@HandlerInput(name="Properties", type=Map.class, required=true)},
output={
@HandlerOutput(name="TableList", type=List.class)})
public static void getTableListFromProperties(HandlerContext handlerCtx) {
List data = new ArrayList();
Map<String, Object> props = (Map)handlerCtx.getInputValue("Properties");
if(props != null ){
for(Map.Entry<String,Object> e : props.entrySet()){
HashMap oneRow = new HashMap();
Object value = e.getValue();
String valString = (value==null)? "" : value.toString();
oneRow.put("name", e.getKey());
oneRow.put("value", valString);
oneRow.put("selected", false);
data.add(oneRow);
}
}
handlerCtx.setOutputValue("TableList", data);
}
/**
* <p> This handler takes TableRowGroup as input and returns a List of Map objects.
* <p> The List returned contains Map objects with each Map representing one single row.
* <p> This method only works for tables where each row consists of one single map
*
* <p> Input value: "TableRowGroup" -- Type: <code> com.sun.webui.jsf.component.TableRowGroup</code></p>
* <p> Output value: "Rows" -- Type: <code> java.util.List</code></p>
* @param handlerCtx The HandlerContext.
*/
@Handler(id="getAllSingleMapRows",
input={
@HandlerInput(name="TableRowGroup", type=TableRowGroup.class, required=true)},
output={
@HandlerOutput(name="Rows", type=List.class)})
public static void getAllSingleMapRows(HandlerContext handlerCtx) {
TableRowGroup trg = (TableRowGroup)handlerCtx.getInputValue("TableRowGroup");
MultipleListDataProvider dp = (MultipleListDataProvider)trg.getSourceData();
List data = dp.getLists();
try {
handlerCtx.setOutputValue("Rows", data.get(0));
}catch(Exception ex){
//TODO alert user, log exception
System.out.println("!!!! getAllSingleMapRows() Throws Exception: " + ex.toString());
}
}
/**
* <p> This handler adds one row to table
* <p> Input value: "TableRowGroup" -- Type: <code> com.sun.webui.jsf.component.TableRowGroup</code></p>
* <p> Input value: "NameList" -- Type:<code>java.util.List</code></p>
* <p> Input value: "DefaultValueList" -- Type:<code>java.util.List</code></p>
* <p> Input value: "HasSelected" -- Type:<code>java.lang.Boolean</code></p>
* @param handlerCtx The HandlerContext.
*/
@Handler(id="addRowToTable",
input={
@HandlerInput(name="TableRowGroup", type=TableRowGroup.class, required=true),
@HandlerInput(name="NameList", type=List.class),
@HandlerInput(name="HasSelected", type=Boolean.class),
@HandlerInput(name="DefaultValueList", type=List.class)} )
public static void addRowToTable(HandlerContext handlerCtx) {
TableRowGroup trg = (TableRowGroup)handlerCtx.getInputValue("TableRowGroup");
List names = (List)handlerCtx.getInputValue("NameList");
List defaults = (List)handlerCtx.getInputValue("DefaultValueList");
Boolean hasSelected = (Boolean)handlerCtx.getInputValue("HasSelected");
MultipleListDataProvider dp = (MultipleListDataProvider)trg.getSourceData();
List data = dp.getLists();
ListIterator li = data.listIterator();
if (li.hasNext()) {
// Get the first List and create a new Map to represent the row
List list = (List) li.next();
Map<String, Object> map = new HashMap<String, Object>();
if (names != null) {
// Fill it up...
if (defaults != null) {
if (names.size() != defaults.size()) {
throw new IllegalArgumentException("NameList.size("
+ names.size()
+ ") does not match DefaultValueList.size("
+ defaults.size() + ")!");
}
ListIterator ni = names.listIterator();
ListIterator dv = defaults.listIterator();
while (ni.hasNext() && dv.hasNext()) {
String name = (String) ni.next();
String value = (String) dv.next();
map.put(name, value);
}
} else {
ListIterator ni = names.listIterator();
while(ni.hasNext()) {
String name = (String) ni.next();
map.put(name, "");
}
}
} else if (defaults == null) {
// Use a simple name/value default...
map.put("name", "");
map.put("value", "");
}
// Add the Map to the List
list.add(0, map);
// See if we have more lists of map... if so put selected in it
if (li.hasNext()) {
list = (List) li.next();
map = new HashMap<String, Object>();
list.add(0, map);
}
// Add selected column (either to the 1st or 2nd map)
if (hasSelected == null) {
map.put("selected", false);
} else {
if (hasSelected.booleanValue()) {
map.put("selected", false);
}
}
// Add something to the remaining Maps (if any)
while (li.hasNext()) {
list = (List) li.next();
map = new HashMap<String, Object>();
list.add(0, map);
}
}
}
/**
* <p> This handler converts the table list to arraylist.</p>
*
* @param handlerCtx The HandlerContext.
*/
@Handler(id="convertListToArrayList",
input={
@HandlerInput(name="TableList", type=List.class, required=true),
@HandlerInput(name="Name", type=String.class)},
output={
@HandlerOutput(name="NameList", type=ArrayList.class)})
public static void convertListToArrayList(HandlerContext handlerCtx) {
List tableList = (List)handlerCtx.getInputValue("TableList");
String name = (String)handlerCtx.getInputValue("Name");
if (GuiUtil.isEmpty(name))
name = "name";
if(tableList != null) {
ListIterator li = tableList.listIterator();
ArrayList names = new ArrayList();
while(li.hasNext()) {
Map props = (Map)li.next();
String val= (String) props.get(name);
if (!GuiUtil.isEmpty(val))
names.add(val);
}
handlerCtx.setOutputValue("NameList", names);
}
}
/**
* <p> This handler returns the properties to be removed and added.</p>
*
* @param handlerCtx The HandlerContext.
*/
@Handler(id="getAddRemoveProps",
input={
@HandlerInput(name="NewList", type=List.class, required=true),
@HandlerInput(name="OldList", type=Map.class, required=true),
@HandlerInput(name="NameList", type=ArrayList.class, required=true)},
output={
@HandlerOutput(name="AddProps", type=Map.class),
@HandlerOutput(name="RemoveProps", type=ArrayList.class)})
public static void getAddRemoveProps(HandlerContext handlerCtx) {
List newList = (List)handlerCtx.getInputValue("NewList");
ArrayList names = (ArrayList)handlerCtx.getInputValue("NameList");
Map<String, String> oldList = (Map)handlerCtx.getInputValue("OldList");
ListIterator li = newList.listIterator();
ArrayList removeProps = new ArrayList();
Iterator iter = oldList.keySet().iterator();
Map addProps = new HashMap<String, String>();
while(li.hasNext()) {
Map props = (Map)li.next();
if(!oldList.containsKey(props.get("name"))){
String name = (String)props.get("name");
if (name != null && (! name.trim().equals(""))) {
addProps.put((String)props.get("name"), (String)props.get("value"));
}
}
if(oldList.containsKey(props.get("name"))){
String oldvalue = (String)oldList.get(props.get("name"));
String newvalue = (String)props.get("value");
if(!oldvalue.equals(newvalue)) {
removeProps.add((String)props.get("name"));
String name = (String)props.get("name");
if (name != null && (! name.trim().equals(""))) {
addProps.put((String)props.get("name"), (String)props.get("value"));
}
}
}
}
if(iter != null ){
while(iter.hasNext()){
Object key = iter.next();
if(!names.contains(key)) {
removeProps.add((String)key);
}
}
}
handlerCtx.setOutputValue("AddProps", addProps);
handlerCtx.setOutputValue("RemoveProps", removeProps);
}
/**
* <p> This handler converts the table List to a Property map.
*
* @param handlerCtx The HandlerContext.
*/
@Handler(id="convertRowsToProperties",
input={
@HandlerInput(name="NewList", type=List.class, required=true)},
output={
@HandlerOutput(name="AddProps", type=Map.class)})
public static void convertRowsToProperties(HandlerContext handlerCtx) {
List newList = (List)handlerCtx.getInputValue("NewList");
ListIterator li = newList.listIterator();
Map addProps = new HashMap<String, String>();
while(li.hasNext()) {
Map props = (Map)li.next();
String name = (String)props.get("name");
if (name != null && (! name.trim().equals(""))) {
if (addProps.containsKey(name)){
//duplicate property name, give error
GuiUtil.handleError(handlerCtx, GuiUtil.getMessage("msg.duplicatePropTableKey" , new Object[]{name}));
return;
}
addProps.put(name, (String)props.get("value"));
}
}
handlerCtx.setOutputValue("AddProps", addProps);
}
/**
* <p> This handler converts the table List to a Properties map.
*
* @param handlerCtx The HandlerContext.
*/
@Handler(id="getProperties",
input={
@HandlerInput(name="NewList", type=List.class, required=true)},
output={
@HandlerOutput(name="AddProps", type=Map.class)})
public static void getProperties(HandlerContext handlerCtx) {
List newList = (List)handlerCtx.getInputValue("NewList");
ListIterator li = newList.listIterator();
Map addProps = new Properties();
while(li.hasNext()) {
Map props = (Map)li.next();
String name = (String)props.get("name");
if (name != null && (! name.trim().equals(""))) {
String value = (String)props.get("value");
if (value != null && (! value.trim().equals(""))) {
addProps.put(name, value);
}
}
}
handlerCtx.setOutputValue("AddProps", addProps);
}
}