Application: gvSIG desktop

package org.gvsig.installer.lib.impl;

import java.util.ArrayList;

import java.util.Iterator;

import org.gvsig.installer.lib.api.Dependencies;

import org.gvsig.installer.lib.api.Dependency;

import org.gvsig.installer.lib.api.Version;

public class DefaultDependencies extends ArrayList implements

                Dependencies {

        /**

         * 

         */

        private static final long serialVersionUID = -6743931124069465522L;

        private Dependency createDependency() {

                // InstallerManager manager = InstallerLocator.getInstallerManager();

                // return manager.createDependency();

                return new DefaultDependency();

        }

        public Dependencies parse(String dependecies) {

                if (dependecies == null) {

                        this.clear();

                        return this;

                }

                dependecies = dependecies.trim();

                if (dependecies.equals("")) {

                        this.clear();

                        return this;

                }

                String[] x = dependecies.split(",");

                for (int i = 0; i < x.length; i++) {

                        this.add(createDependency().parse(x[i]));

                }

                return this;

        }

        @Override

        public String toString() {

                StringBuffer s = null;

                Iterator<Dependency> it = this.iterator();

                while (it.hasNext()) {

                        if (s == null) {

                                s = new StringBuffer();

                        } else {

                                s.append(", ");

                        }

                        s.append(it.next().toString());

                }

                if (s == null) {

                        return "";

                }

                return s.toString();

        }

        @Override

        public boolean contains(Object o) {

                if (!(o instanceof Dependency)) {

                        return false;

                }

                Iterator<Dependency> it = this.iterator();

                while (it.hasNext()) {

                        Dependency dep = it.next();

                        if (dep.equals(o)) {

                                return true;

                        }

                }

                return false;

        }

        public boolean match(String type, String code, Version version) {

                Iterator<Dependency> it = this.iterator();

                while (it.hasNext()) {

                        Dependency dependency = it.next();

                        if (dependency.match(type, code, version)) {

                                return true;

                        }

                }

                return false;

        }

        public Dependency find(String type, String code, Version version) {

                Iterator<Dependency> it = this.iterator();

                while (it.hasNext()) {

                        Dependency dependency = it.next();

                        if (dependency.match(type, code, version)) {

                                return dependency;

                        }

                }

                return null;

        }

}