org.brixcms.demo.web.QueryStringHybridUrlCodingStrategy.java Source code

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Here is the source code for org.brixcms.demo.web.QueryStringHybridUrlCodingStrategy.java

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/**
 * 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 org.brixcms.demo.web;

import org.apache.wicket.Page;
import org.apache.wicket.request.target.coding.HybridUrlCodingStrategy;
import org.apache.wicket.util.string.AppendingStringBuffer;
import org.apache.wicket.util.string.Strings;

import java.util.Map;
import java.util.Map.Entry;

/**
 * Hybrid strategy that encodes parameters into the query string instead of the request path.
 *
 * @author igor.vaynberg
 */
public class QueryStringHybridUrlCodingStrategy extends HybridUrlCodingStrategy {
    // --------------------------- CONSTRUCTORS ---------------------------

    /**
     * {@inheritDoc}
     */
    public QueryStringHybridUrlCodingStrategy(String mountPath, Class<? extends Page> pageClass) {
        super(mountPath, pageClass);
    }

    /**
     * {@inheritDoc}
     */
    public QueryStringHybridUrlCodingStrategy(String mountPath, Class<? extends Page> pageClass,
            boolean redirectOnBookmarkableRequest) {
        super(mountPath, pageClass, redirectOnBookmarkableRequest);
    }

    // -------------------------- OTHER METHODS --------------------------

    /**
     * Encodes Map into a url fragment and appends that to the provided url buffer.
     *
     * @param url        url so far
     * @param parameters Map object to be encoded
     */
    @Override
    protected void appendParameters(AppendingStringBuffer url, Map<String, ?> parameters) {
        if (parameters != null && parameters.size() > 0) {
            for (Entry<?, ?> entry1 : parameters.entrySet()) {
                Object value = ((Entry<?, ?>) entry1).getValue();
                if (value != null) {
                    if (value instanceof String[]) {
                        String[] values = (String[]) value;
                        for (String value1 : values) {
                            appendValue(url, ((Entry<?, ?>) entry1).getKey().toString(), value1);
                        }
                    } else {
                        appendValue(url, ((Entry<?, ?>) entry1).getKey().toString(), value.toString());
                    }
                }
            }
        }
    }

    private void appendValue(AppendingStringBuffer url, String key, String value) {
        final String escapedKey = urlEncodePathComponent(key);
        final String escapedValue = urlEncodePathComponent(value);

        if (!Strings.isEmpty(escapedValue)) {
            url.append((url.indexOf("?") < 0) ? "?" : "&");
            url.append(escapedKey).append("=").append(escapedValue);
        }
    }
}