/*
* Copyright 2013 Esri.
*
* 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.esri.gpt.catalog.harvest.protocols;
import com.esri.gpt.control.webharvest.IterationContext;
import com.esri.gpt.control.webharvest.client.dcat.DCATQueryBuilder;
import com.esri.gpt.framework.collection.StringAttributeMap;
import com.esri.gpt.framework.context.ApplicationConfiguration;
import com.esri.gpt.framework.context.ApplicationContext;
import com.esri.gpt.framework.resource.query.QueryBuilder;
import com.esri.gpt.framework.util.Val;
/**
* Harvest protocol DCAT.
*/
public class HarvestProtocolDCAT extends AbstractHTTPHarvestProtocol {
private static final String FORMAT_PATTERN_KEY = "webharvest.dcat.formatPattern";
public static final String FORMAT_PATTERN_DEFAULT_VALUE;
private String format = FORMAT_PATTERN_DEFAULT_VALUE;
static {
ApplicationContext appCtx = ApplicationContext.getInstance();
ApplicationConfiguration appCfg = appCtx.getConfiguration();
StringAttributeMap parameters = appCfg.getCatalogConfiguration().getParameters();
FORMAT_PATTERN_DEFAULT_VALUE = Val.chkStr(parameters.getValue(FORMAT_PATTERN_KEY),"xml");
}
@Override
public ProtocolType getType() {
return null;
}
@Override
public String getKind() {
return "DCAT";
}
@Override
public QueryBuilder newQueryBuilder(IterationContext context, String url) {
return new DCATQueryBuilder(context, this, url);
}
/**
* Gets all the attributes.
* @return attributes as attribute map
*/
@Override
public StringAttributeMap getAttributeMap() {
StringAttributeMap properties = new StringAttributeMap();
properties.set("dcatFormat", Val.chkStr(getFormat(),FORMAT_PATTERN_DEFAULT_VALUE));
return properties;
}
/**
* Sets all the attributes.
* @param attributeMap attributes as attribute map
*/
@Override
public void setAttributeMap(StringAttributeMap attributeMap) {
setFormat(Val.chkStr(chckAttr(attributeMap.get("dcatFormat")),FORMAT_PATTERN_DEFAULT_VALUE));
}
/**
* Gets format.
* <p>
* Format property is a value of the 'format' attribute within 'Distribution'
* array in the DCAT JSON response.
* </p>
* @return format
*/
public String getFormat() {
return format;
}
/**
* Set format.
* <p>
* Format property is a value of the 'format' attribute within 'Distribution'
* array in the DCAT JSON response.
* </p>
* @param format format
*/
public void setFormat(String format) {
this.format = Val.chkStr(format);
}
}