org.devefx.httpmapper.http.RequestEntity.java Source code

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Here is the source code for org.devefx.httpmapper.http.RequestEntity.java

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/*
 * Copyright 2016-2017, Youqian Yue (devefx@163.com).
 *
 * 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.devefx.httpmapper.http;

import java.lang.reflect.Type;
import java.net.URI;

import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpMethod;
import org.springframework.util.MultiValueMap;
import org.springframework.util.ObjectUtils;

/**
 * RequestEntity
 * @author Youqian Yue
 * @since 1.0
 */
public class RequestEntity extends HttpEntity<MultiValueMap<String, Object>> {

    private HttpMethod method;

    private URI url;

    private Type type;

    /**
     * Constructor with method and URL but without body nor headers.
     * @param method the method
     * @param url the URL
     */
    public RequestEntity(HttpMethod method, URI url) {
        this(null, null, method, url);
    }

    /**
     * Constructor with method, URL, body and type but without headers.
     * @param body the body
     * @param method the method
     * @param url the URL
     * @param type the type used for generic type resolution
     */
    public RequestEntity(MultiValueMap<String, Object> body, HttpMethod method, URI url, Type type) {
        this(body, null, method, url, type);
    }

    /**
     * Constructor with method, URL, headers and body.
     * @param body the body
     * @param headers the headers
     * @param method the method
     * @param url the URL
     */
    public RequestEntity(MultiValueMap<String, Object> body, MultiValueMap<String, String> headers,
            HttpMethod method, URI url) {
        this(body, headers, method, url, null);
    }

    /**
     * Constructor with method, URL, headers, body and type.
     * @param body the body
     * @param headers the headers
     * @param method the method
     * @param url the URL
     * @param type the type used for generic type resolution
     */
    public RequestEntity(MultiValueMap<String, Object> body, MultiValueMap<String, String> headers,
            HttpMethod method, URI url, Type type) {
        super(body, headers);
        this.method = method;
        this.url = url;
        this.type = type;
    }

    /**
     * Return the HTTP method of the request.
     * @return the HTTP method as an {@code HttpMethod} enum value
     */
    public HttpMethod getMethod() {
        return this.method;
    }

    /**
     * Set the HTTP method of the request.
     * @param the HTTP method as an {@code HttpMethod} enum value
     */
    public void setMethod(HttpMethod method) {
        this.method = method;
    }

    /**
     * Return the URL of the request.
     * @return the URL as a {@code URI}
     */
    public URI getUrl() {
        return this.url;
    }

    /**
     * Set the URL of the request.
     * @return the URL as a {@code URI}
     */
    public void setUrl(URI url) {
        this.url = url;
    }

    /**
     * Return the type of the request's body.
     * @return the request's body type, or {@code null} if not known
     */
    public Type getType() {
        if (this.type == null) {
            MultiValueMap<String, Object> body = getBody();
            if (body != null) {
                this.type = body.getClass();
            }
        }
        return this.type;
    }

    @Override
    public boolean equals(Object other) {
        if (this == other) {
            return true;
        }
        if (!super.equals(other)) {
            return false;
        }
        RequestEntity otherEntity = (RequestEntity) other;
        return (ObjectUtils.nullSafeEquals(getMethod(), otherEntity.getMethod())
                && ObjectUtils.nullSafeEquals(getUrl(), otherEntity.getUrl()));
    }

    @Override
    public int hashCode() {
        int hashCode = super.hashCode();
        hashCode = 29 * hashCode + ObjectUtils.nullSafeHashCode(this.method);
        hashCode = 29 * hashCode + ObjectUtils.nullSafeHashCode(this.url);
        return hashCode;
    }

    @Override
    public String toString() {
        StringBuilder builder = new StringBuilder("<");
        builder.append(getMethod());
        builder.append(' ');
        builder.append(getUrl());
        builder.append(',');
        MultiValueMap<String, Object> body = getBody();
        HttpHeaders headers = getHeaders();
        if (body != null) {
            builder.append(body);
            if (headers != null) {
                builder.append(',');
            }
        }
        if (headers != null) {
            builder.append(headers);
        }
        builder.append('>');
        return builder.toString();
    }

}