package io.gravitee.management.rest.resource.param;

import javax.ws.rs.WebApplicationException;
import javax.ws.rs.core.Response;

/**
 * @author David BRASSELY (brasseld at gmail.com)
 */
public abstract class AbstractParam<V> {
    private final V value;
    private final String originalParam;

    public AbstractParam(String param) throws WebApplicationException {
        this.originalParam = param;
        try {
            this.value = parse(param);
        } catch (Throwable e) {
            throw new WebApplicationException(onError(param, e));
        }
    }

    public V getValue() {
        return value;
    }

    public String getOriginalParam() {
        return originalParam;
    }

    @Override
    public String toString() {
        return value.toString();
    }

    protected abstract V parse(String param) throws Throwable;

    protected Response onError(String param, Throwable e) {
        return Response
                .status(Response.Status.BAD_REQUEST)
                .entity(getErrorMessage(param, e))
                .build();
    }

    protected String getErrorMessage(String param, Throwable e) {
        return "Invalid parameter: " + param + " (" + e.getMessage() + ")";
    }
}

@@ -1,8 +1,639 @@
+/**%0A * Copyright (C) 2015 The Gravitee team (http://gravitee.io)%0A *%0A * Licensed under the Apache License, Version 2.0 (the %22License%22);%0A * you may not use this file except in compliance with the License.%0A * You may obtain a copy of the License at%0A *%0A *         http://www.apache.org/licenses/LICENSE-2.0%0A *%0A * Unless required by applicable law or agreed to in writing, software%0A * distributed under the License is distributed on an %22AS IS%22 BASIS,%0A * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.%0A * See the License for the specific language governing permissions and%0A * limitations under the License.%0A */%0A
 package 

Add missing license headers