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// Copyright (c) 2003-present, Jodd Team (http://jodd.org)
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the distribution.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
package jodd.petite;
import jodd.util.PropertiesUtil;
import jodd.util.StringPool;
import java.util.Map;
import java.util.HashMap;
import java.util.List;
import java.util.ArrayList;
/**
* Parameter storage and resolver.
*/
public class ParamManager {
protected final Map params;
public ParamManager() {
params = new HashMap<>();
}
/**
* Adds a parameter.
*/
public void put(String name, Object value) {
params.put(name, value);
}
/**
* Returns parameter for given name or null
* if not found.
*/
public Object get(String name) {
return params.get(name);
}
/**
* Returns an array of param keys that belongs to provided bean.
* Optionally resolves the value of returned parameters.
*/
public String[] resolve(String beanName, boolean resolveReferenceParams) {
beanName = beanName + '.';
List list = new ArrayList<>();
for (Map.Entry entry : params.entrySet()) {
String key = entry.getKey();
if (!key.startsWith(beanName)) {
continue;
}
list.add(key);
if (!resolveReferenceParams) {
continue;
}
// resolve all references
String value = PropertiesUtil.resolveProperty(params, key);
entry.setValue(value);
}
if (list.isEmpty()) {
return StringPool.EMPTY_ARRAY;
} else {
return list.toArray(new String[list.size()]);
}
}
}