com.rometools.modules.sle.SleEntryImpl Maven / Gradle / Ivy
/*
* SleEntryImpl.java
*
* Created on April 29, 2006, 5:05 PM
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.rometools.modules.sle;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.rometools.modules.sle.io.LabelNamespaceElement;
import com.rometools.modules.sle.io.ModuleParser;
import com.rometools.modules.sle.types.EntryValue;
import com.rometools.modules.sle.types.Group;
import com.rometools.modules.sle.types.Sort;
import com.rometools.rome.feed.CopyFrom;
import com.rometools.rome.feed.impl.ObjectBean;
/**
* This is a parse only module that holds the values of enternal fields declared in the SLE
* module. These will not be persisted on an output() call, nor will changing a value
* here change a value in another module or a foreign markup tag.
*
* @author Robert "kebernet" Cooper
*/
public class SleEntryImpl implements SleEntry {
private static final long serialVersionUID = 1L;
private static final Logger LOG = LoggerFactory.getLogger(SleEntryImpl.class);
private static final EntryValue[] EMPTY_VALUES = new EntryValue[0];
private final ObjectBean obj = new ObjectBean(SleEntryImpl.class, this);
private EntryValue[] groupValues = EMPTY_VALUES;
private EntryValue[] sortValues = EMPTY_VALUES;
/** Creates a new instance of SleEntryImpl */
public SleEntryImpl() {
super();
}
@Override
public EntryValue getGroupByElement(final Group element) {
final EntryValue[] values = getGroupValues();
final LabelNamespaceElement compare = new LabelNamespaceElement(element.getLabel(), element.getNamespace(), element.getElement());
for (final EntryValue value : values) {
if (compare.equals(new LabelNamespaceElement(value.getLabel(), value.getNamespace(), value.getElement()))) {
return value;
}
}
return null;
}
public void setGroupValues(final EntryValue[] groupValues) {
this.groupValues = groupValues == null ? EMPTY_VALUES : groupValues;
}
@Override
public EntryValue[] getGroupValues() {
return groupValues;
}
/**
* Returns the interface the copyFrom works on.
*
* This is useful when dealing with properties that may have multiple implementations. For
* example, Module.
*
*
* @return the interface the copyFrom works on.
*/
@Override
public Class getInterface() {
return SleEntry.class;
}
@Override
public EntryValue getSortByElement(final Sort element) {
LOG.debug("Looking for value for {} from {}", element.getLabel(), sortValues.length);
final EntryValue[] values = getSortValues();
final LabelNamespaceElement compare = new LabelNamespaceElement(element.getLabel(), element.getNamespace(), element.getElement());
for (final EntryValue value : values) {
LOG.debug("Compare to value {}", value.getLabel());
if (compare.equals(new LabelNamespaceElement(value.getLabel(), value.getNamespace(), value.getElement()))) {
LOG.debug("Match.");
return value;
}
}
return null;
}
public void setSortValues(final EntryValue[] sortValues) {
this.sortValues = sortValues;
}
@Override
public EntryValue[] getSortValues() {
return sortValues;
}
/**
* Returns the URI of the module.
*
*
* @return URI of the module.
*/
@Override
public String getUri() {
return ModuleParser.TEMP.getURI();
}
@Override
public Object clone() throws CloneNotSupportedException {
return obj.clone();
}
/**
* Copies all the properties of the given bean into this one.
*
* Any existing properties in this bean are lost.
*
* This method is useful for moving from one implementation of a bean interface to another. For
* example from the default SyndFeed bean implementation to a Hibernate ready implementation.
*
*
* @param obj the instance to copy properties from.
*/
@Override
public void copyFrom(final CopyFrom obj) {
final SleEntry entry = (SleEntry) obj;
setGroupValues(entry.getGroupValues().clone());
setSortValues(entry.getSortValues().clone());
}
@Override
public boolean equals(final Object o) {
return obj.equals(o);
}
@Override
public int hashCode() {
return obj.hashCode();
}
@Override
public String toString() {
return obj.toString();
}
}