001/**
002 *
003 * Copyright (c) 2014, the Railo Company Ltd. All rights reserved.
004 *
005 * This library is free software; you can redistribute it and/or
006 * modify it under the terms of the GNU Lesser General Public
007 * License as published by the Free Software Foundation; either 
008 * version 2.1 of the License, or (at your option) any later version.
009 * 
010 * This library is distributed in the hope that it will be useful,
011 * but WITHOUT ANY WARRANTY; without even the implied warranty of
012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
013 * Lesser General Public License for more details.
014 * 
015 * You should have received a copy of the GNU Lesser General Public 
016 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
017 * 
018 **/
019package lucee.commons.io.res.type.cfml;
020
021import java.io.IOException;
022import java.io.InputStream;
023import java.io.OutputStream;
024
025import lucee.commons.io.CharsetUtil;
026import lucee.commons.io.res.Resource;
027import lucee.commons.io.res.ResourceProvider;
028import lucee.commons.io.res.util.ResourceSupport;
029import lucee.commons.io.res.util.ResourceUtil;
030import lucee.runtime.Component;
031import lucee.runtime.PageContext;
032import lucee.runtime.engine.ThreadLocalPageContext;
033import lucee.runtime.exp.PageException;
034import lucee.runtime.exp.PageRuntimeException;
035import lucee.runtime.op.Caster;
036import lucee.runtime.type.dt.DateTime;
037import lucee.runtime.type.dt.DateTimeImpl;
038
039public class CFMLResource extends ResourceSupport {
040
041        private static final long serialVersionUID = 7693378761683536212L;
042        
043        private static final Object[] ZERO_ARGS = new Object[0];
044        private CFMLResourceProvider provider;
045        private Component cfc;
046
047        public CFMLResource(CFMLResourceProvider provider,Component cfc) {
048                this.provider=provider;
049                this.cfc=cfc;
050        }
051
052        @Override
053        public boolean isReadable() {
054                return provider.callbooleanRTE(null,cfc,"isReadable",ZERO_ARGS);
055        }
056
057        @Override
058        public boolean isWriteable() {
059                return provider.callbooleanRTE(null,cfc,"isWriteable",ZERO_ARGS);
060        }
061
062        @Override
063        public void remove(boolean force) throws IOException {
064                provider.callRTE(null,cfc, "remove", new Object[]{force?Boolean.TRUE:Boolean.FALSE});
065        }
066        
067
068        @Override
069        public boolean exists() {
070                return provider.callbooleanRTE(null,cfc,"exists",ZERO_ARGS);
071        }
072
073        @Override
074        public String getName() {
075                return provider.callStringRTE(null,cfc,"getName",ZERO_ARGS);
076        }
077
078        @Override
079        public String getParent() {
080                return provider.callStringRTE(null,cfc,"getParent",ZERO_ARGS);
081        }
082
083        @Override
084        public Resource getParentResource() {
085                return provider.callResourceRTE(null, cfc, "getParentResource", ZERO_ARGS,true);
086        }
087
088        @Override
089        public Resource getRealResource(String realpath) {
090                return provider.callResourceRTE(null, cfc, "getRealResource", new Object[]{realpath},true);
091        }
092
093        @Override
094        public String getPath() {
095                return provider.callStringRTE(null,cfc,"getPath",ZERO_ARGS);
096        }
097
098        @Override
099        public boolean isAbsolute() {
100                return provider.callbooleanRTE(null,cfc,"isAbsolute",ZERO_ARGS);
101        }
102
103        @Override
104        public boolean isDirectory() {
105                return provider.callbooleanRTE(null,cfc,"isDirectory",ZERO_ARGS);
106        }
107
108        @Override
109        public boolean isFile() {
110                return provider.callbooleanRTE(null,cfc,"isFile",ZERO_ARGS);
111        }
112
113        @Override
114        public long lastModified() {
115                PageContext pc = ThreadLocalPageContext.get();
116                try{
117                        DateTime date = Caster.toDate(provider.call(pc,cfc,"lastModified",ZERO_ARGS), true, pc.getTimeZone());
118                        return date.getTime();
119                }
120                catch(PageException pe){
121                        throw new PageRuntimeException(pe);
122                }
123                
124        }
125
126        @Override
127        public long length() {
128                return provider.calllongRTE(null,cfc,"length",ZERO_ARGS);
129        }
130
131        @Override
132        public Resource[] listResources() {
133                return provider.callResourceArrayRTE(null, cfc, "listResources", ZERO_ARGS);
134        }
135
136        @Override
137        public boolean setLastModified(long time) {
138                PageContext pc = ThreadLocalPageContext.get();
139                return provider.callbooleanRTE(pc,cfc,"setLastModified",new Object[]{new DateTimeImpl(pc, time, false)});
140        }
141
142        @Override
143        public boolean setWritable(boolean writable) {
144                return provider.callbooleanRTE(null,cfc,"setWritable",new Object[]{writable?Boolean.TRUE:Boolean.FALSE});
145        }
146
147        @Override
148        public boolean setReadable(boolean readable) {
149                return provider.callbooleanRTE(null,cfc,"setReadable",new Object[]{readable?Boolean.TRUE:Boolean.FALSE});
150        }
151
152        @Override
153        public void createFile(boolean createParentWhenNotExists) throws IOException {
154                ResourceUtil.checkCreateFileOK(this,createParentWhenNotExists);
155                provider.lock(this);
156                try {
157                        provider.callRTE(null,cfc,"createFile",new Object[]{createParentWhenNotExists?Boolean.TRUE:Boolean.FALSE});
158                }
159                finally {
160                        provider.unlock(this);
161                }
162        }
163        
164        @Override
165        public void createDirectory(boolean createParentWhenNotExists) throws IOException {
166                ResourceUtil.checkCreateDirectoryOK(this,createParentWhenNotExists);
167                provider.lock(this);
168                try {
169                        provider.callRTE(null,cfc,"createDirectory",new Object[]{createParentWhenNotExists?Boolean.TRUE:Boolean.FALSE});
170                }
171                finally {
172                        provider.unlock(this);
173                }
174                
175        }
176
177        @Override
178        public InputStream getInputStream() throws IOException {
179                ResourceUtil.checkGetInputStreamOK(this);
180                
181                try {
182                        Object obj;
183                        if(provider.isUseStreams())  
184                                obj = provider.call(null, cfc, "getInputStream", ZERO_ARGS);
185                        else
186                                obj = provider.call(null, cfc, "getBinary", ZERO_ARGS);
187                        if(obj==null) obj=new byte[0];
188                        return Caster.toInputStream(obj,null);
189                } 
190                catch (PageException pe) {
191                        throw new PageRuntimeException(pe);
192                }
193        }
194
195        @Override
196        public OutputStream getOutputStream(boolean append) throws IOException {
197                try {
198                        if(provider.isUseStreams()) {
199                                Object obj = provider.call(null, cfc, "getOutputStream", new Object[]{append?Boolean.TRUE:Boolean.FALSE});
200                                return Caster.toOutputStream(obj);
201                        }
202                        return new CFMLResourceOutputStream(this);
203                } 
204                catch (PageException pe) {
205                        throw new PageRuntimeException(pe);
206                }
207        }
208        
209        public void setBinary(Object obj) throws PageException {
210                byte[] barr;
211                if(obj instanceof CharSequence) {
212                        CharSequence cs=(CharSequence) obj;
213                        String str = cs.toString();
214                        barr=str.getBytes(CharsetUtil.UTF8);
215                }
216                else {
217                        barr=Caster.toBinary(obj);
218                }
219                provider.call(null, cfc, "setBinary", new Object[]{barr});
220        }
221
222        @Override
223        public ResourceProvider getResourceProvider() {
224                return provider;
225        }
226
227        @Override
228        public int getMode() {
229                return provider.callintRTE(null,cfc,"getMode",ZERO_ARGS);
230        }
231
232        @Override
233        public void setMode(int mode) throws IOException {
234                provider.callRTE(null,cfc,"setMode",new Object[]{Caster.toDouble(mode)});
235        }
236
237}