Route.java

/**
 * Project: dubbo.registry-1.1.0-SNAPSHOT
 * 
 * File Created at 2010-4-15
 * $Id: Route.java 184666 2012-07-05 11:13:17Z tony.chenl $
 * 
 * Copyright 2008 Alibaba.com Croporation Limited.
 * All rights reserved.
 *
 * This software is the confidential and proprietary information of
 * Alibaba Company. ("Confidential Information").  You shall not
 * disclose such Confidential Information and shall use it only in
 * accordance with the terms of the license agreement you entered into
 * with Alibaba.com.
 */
package com.alibaba.dubbo.registry.common.domain;

import java.util.List;

import com.alibaba.dubbo.common.Constants;
import com.alibaba.dubbo.common.URL;

/**
 * Route
 * 
 * @author william.liangf
 */
public class Route extends Entity {
	
    private static final long serialVersionUID = -7630589008164140656L;

    public static final String ALL_METHOD = "*";

    // WHEN KEY

    public static final String KEY_METHOD = "method";
    
    public static final String KEY_CONSUMER_APPLICATION = "consumer.application";
    
    public static final String KEY_CONSUMER_GROUP = "consumer.cluster";
    
    public static final String KEY_CONSUMER_VERSION = "consumer.version";
    
    public static final String KEY_CONSUMER_HOST = "consumer.host";
    
    public static final String KEY_CONSUMER_METHODS = "consumer.methods";
    
    // THEN KEY
    
    public static final String KEY_PROVIDER_APPLICATION = "provider.application";
    
    public static final String KEY_PROVIDER_GROUP = "provider.cluster";
    
    public static final String KEY_PROVIDER_PROTOCOL = "provider.protocol";
    
    public static final String KEY_PROVIDER_VERSION = "provider.version";
    
    public static final String KEY_PROVIDER_HOST = "provider.host";
    
    public static final String KEY_PROVIDER_PORT = "provider.port";

    private long parentId; //默认为0
    
    private String name;
    
    private String service;
    
    private String rule;
    
    private String matchRule;
    
    private String filterRule;

    private int priority;
    
    private String username;
    
    private boolean enabled;

    private boolean force;
    
    private List<Route> children;
    
    public Route() {
    }

    public Route(Long id) {
        super(id);
    }
    
    public int getPriority() {
        return priority;
    }

    public void setPriority(int priority) {
        this.priority = priority;
    }

    public String getUsername() {
        return username;
    }

    public void setUsername(String username) {
        this.username = username;
    }

	public long getParentId() {
		return parentId;
	}

	public void setParentId(long parentId) {
		this.parentId = parentId;
	}

	public List<Route> getChildren() {
		return children;
	}

	public void setChildren(List<Route> subRules) {
		this.children = subRules;
	}

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

	public boolean isEnabled() {
		return enabled;
	}

	public void setEnabled(boolean enabled) {
		this.enabled = enabled;
	}

    public boolean isForce() {
        return force;
    }

    public void setForce(boolean force) {
        this.force = force;
    }

	public String getService() {
		return service;
	}

	public void setService(String service) {
		this.service = service;
	}
	
	public String getRule() {
        return rule;
    }

    public void setRule(String rule) {
        this.rule = rule;
        String[] rules = rule.split(" => ");
        if(rules.length != 2){
            throw new IllegalArgumentException("Illegal Route Condition Rule");
        }
        this.matchRule = rules[0];
        this.filterRule = rules[1];
    }

    public String getMatchRule() {
		return matchRule;
	}

	public void setMatchRule(String matchRule) {
		this.matchRule = matchRule;
	}

	public String getFilterRule() {
		return filterRule;
	}

	public void setFilterRule(String filterRule) {
		this.filterRule = filterRule;
	}

	@java.lang.Override
	public String toString() {
		return "Route [parentId=" + parentId + ", name=" + name
				+ ", serviceName=" + service + ", matchRule=" + matchRule
				+ ", filterRule=" + filterRule + ", priority=" + priority
				+ ", username=" + username + ", enabled=" + enabled + "]";
	}

	public URL toUrl() {
	    String group = null;
        String version = null;
        String path = service;
        int i = path.indexOf("/");
        if (i > 0) {
            group = path.substring(0, i);
            path = path.substring(i + 1);
        }
        i = path.lastIndexOf(":");
        if (i > 0) {
            version = path.substring(i + 1);
            path = path.substring(0, i);
        }
	    return URL.valueOf(Constants.ROUTE_PROTOCOL + "://" + Constants.ANYHOST_VALUE + "/" + path 
	            + "?" + Constants.CATEGORY_KEY + "=" + Constants.ROUTERS_CATEGORY 
	            + "&router=condition&runtime=false&enabled=" + isEnabled() + "&priority=" + getPriority() + "&force=" + isForce() + "&dynamic=false"
	            + "&name=" + getName() + "&" + Constants.RULE_KEY + "=" + URL.encode(getMatchRule() + " => " + getFilterRule())
	            + (group == null ? "" : "&" + Constants.GROUP_KEY + "=" + group)
	            + (version == null ? "" : "&" + Constants.VERSION_KEY + "=" + version));
	}

}