Source Code Cross Referenced for FileList.java in  » 6.0-JDK-Modules » j2me » makedep » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » 6.0 JDK Modules » j2me » makedep 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         *   
003:         *
004:         * Copyright  1990-2007 Sun Microsystems, Inc. All Rights Reserved.
005:         * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
006:         * 
007:         * This program is free software; you can redistribute it and/or
008:         * modify it under the terms of the GNU General Public License version
009:         * 2 only, as published by the Free Software Foundation.
010:         * 
011:         * This program is distributed in the hope that it will be useful, but
012:         * WITHOUT ANY WARRANTY; without even the implied warranty of
013:         * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
014:         * General Public License version 2 for more details (a copy is
015:         * included at /legal/license.txt).
016:         * 
017:         * You should have received a copy of the GNU General Public License
018:         * version 2 along with this work; if not, write to the Free Software
019:         * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
020:         * 02110-1301 USA
021:         * 
022:         * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
023:         * Clara, CA 95054 or visit www.sun.com if you need additional
024:         * information or have any questions.
025:         */
026:
027:        package makedep;
028:
029:        import java.io.*;
030:        import java.util.*;
031:
032:        /** This class implements the java.util.List interface as well as
033:         providing functionality specific to keeping track of lists of
034:         files. See the documentation for the Database class to see how
035:         these are used. Each FileList must only contain other FileLists
036:         (although that is not currently enforced in the mutators). */
037:
038:        public class FileList extends Vector {
039:            private String name; // (also the file name)
040:            private boolean beenHere;
041:            private boolean mayBeCycle;
042:            private boolean isCycle;
043:            /** Put in list because a file can refuse to */
044:            private boolean useGrandInclude;
045:            private String platformDependentInclude;
046:            private int count;
047:            private Platform plat;
048:
049:            public FileList(String n, Platform plat) {
050:                super ();
051:                this .plat = plat;
052:                beenHere = mayBeCycle = isCycle = false;
053:                platformDependentInclude = null;
054:                name = n;
055:                count = 0;
056:                useGrandInclude = plat.haveGrandInclude();
057:            }
058:
059:            // Change definition of equality from AbstractList so remove() works properly
060:            public boolean equals(Object o) {
061:                return ((Object) this ) == o;
062:            }
063:
064:            // Necessary accessors
065:            public String getName() {
066:                return name;
067:            }
068:
069:            public void setPlatformDependentInclude(String arg) {
070:                platformDependentInclude = arg;
071:            }
072:
073:            public String getPlatformDependentInclude() {
074:                return platformDependentInclude;
075:            }
076:
077:            public boolean getUseGrandInclude() {
078:                return useGrandInclude;
079:            }
080:
081:            public void setUseGrandInclude(boolean arg) {
082:                useGrandInclude = arg;
083:            }
084:
085:            public void incrementCount() {
086:                count++;
087:            }
088:
089:            public int getCount() {
090:                return count;
091:            }
092:
093:            public FileList listForFile(String fileName) {
094:                for (Iterator iter = iterator(); iter.hasNext();) {
095:                    FileList fl = (FileList) iter.next();
096:                    if (plat.fileNameStringEquality(fl.name, fileName)) {
097:                        plat.fileNamePortabilityCheck(fl.name, fileName);
098:                        return fl;
099:                    }
100:                }
101:                plat.fileNamePortabilityCheck(fileName);
102:                FileList newList = new FileList(fileName, plat);
103:                add(newList);
104:                return newList;
105:            }
106:
107:            public boolean hasListForFile(String fileName) {
108:                for (Iterator iter = iterator(); iter.hasNext();) {
109:                    FileList fl = (FileList) iter.next();
110:                    if (plat.fileNameStringEquality(fl.name, fileName)) {
111:                        plat.fileNamePortabilityCheck(fl.name, fileName);
112:                        return true;
113:                    }
114:                }
115:                return false;
116:            }
117:
118:            public boolean compareLists(FileList s) {
119:                Iterator myIter = iterator();
120:                Iterator hisIter = s.iterator();
121:
122:                while (myIter.hasNext() && hisIter.hasNext()) {
123:                    // crude: order dependent
124:                    FileList myElement = (FileList) myIter.next();
125:                    FileList hisElement = (FileList) hisIter.next();
126:                    if (!plat.fileNameStringEquality(myElement.name,
127:                            hisElement.name)) {
128:                        return false;
129:                    }
130:                }
131:
132:                if (myIter.hasNext() != hisIter.hasNext()) {
133:                    // One ended earlier
134:                    return false;
135:                }
136:
137:                return true;
138:            }
139:
140:            public void addIfAbsent(FileList s) {
141:                for (Iterator iter = iterator(); iter.hasNext();) {
142:                    if (iter.next() == s) {
143:                        return;
144:                    }
145:                }
146:                add(s);
147:            }
148:
149:            public void sortByName() {
150:                Collections.sort(this , new Comparator() {
151:                    public int compare(Object o1, Object o2) {
152:                        FileList fl1 = (FileList) o1;
153:                        FileList fl2 = (FileList) o2;
154:                        return fl1.getName().compareTo(fl2.getName());
155:                    }
156:                });
157:            }
158:
159:            public void setFirstFile(FileList s) {
160:                // Remove the file list if it's already here
161:                remove(s);
162:                add(0, s);
163:            }
164:
165:            public void setLastFile(FileList s) {
166:                // Remove the file list if it's already here
167:                remove(s);
168:                add(s);
169:            }
170:
171:            public boolean doFiles(FileList s) {
172:                boolean result = true;
173:                for (Iterator iter = iterator(); iter.hasNext();) {
174:                    FileList h = (FileList) iter.next();
175:                    if (h.platformDependentInclude != null) {
176:                        System.err.println("Error: the source for "
177:                                + h.platformDependentInclude + " is " + h.name
178:                                + ".");
179:                        System.err
180:                                .println("\tIt shouldn't be included directly by "
181:                                        + name + ".");
182:                        h.platformDependentInclude = null; // report once per file
183:                        result = false;
184:                    }
185:                    h.doHFile(s);
186:                }
187:                return result;
188:            }
189:
190:            public void traceCycle(FileList s) {
191:                if (isCycle) // already traced
192:                    return;
193:                isCycle = true;
194:                System.err.println("\ttracing cycle for " + name);
195:                // IMPL_NOTE: must return status in caller routine
196:                // exitCode = 1;
197:                for (Iterator iter = iterator(); iter.hasNext();) {
198:                    FileList q = (FileList) iter.next();
199:                    if (q.mayBeCycle) {
200:                        if (s == q) {
201:                            plat
202:                                    .fatalError("\tend of cycle for "
203:                                            + s.getName());
204:                        } else {
205:                            q.traceCycle(s);
206:                        }
207:                    }
208:                }
209:            }
210:
211:            public void doHFile(FileList s) {
212:                if (beenHere) {
213:                    if (mayBeCycle) {
214:                        traceCycle(this );
215:                    }
216:                    return;
217:                }
218:                beenHere = true;
219:                mayBeCycle = true;
220:                doFiles(s);
221:                mayBeCycle = false;
222:                s.add(this );
223:            }
224:
225:            public FileList doCFile() {
226:                FileList s = new FileList(name, plat);
227:                s.useGrandInclude = useGrandInclude; // propagate this
228:                doFiles(s);
229:                for (Iterator iter = s.iterator(); iter.hasNext();) {
230:                    FileList l = (FileList) iter.next();
231:                    l.beenHere = false;
232:                }
233:                return s;
234:            }
235:
236:            /** if .h file is included thresh times, put it in the grand
237:                include file */
238:            public void putInclFile(Database db) throws IOException {
239:                boolean needline = true;
240:                FileName inclName = plat.getInclFileTemplate().copyStem(name);
241:
242:                ByteArrayOutputStream baos = new ByteArrayOutputStream();
243:                OutputStreamWriter writer = new OutputStreamWriter(baos);
244:                PrintWriter inclFile = new PrintWriter(writer);
245:
246:                if (plat.haveGrandInclude() && plat.includeGIInEachIncl()) {
247:                    inclFile.println("# include \""
248:                            + plat.getGIFileTemplate().dirPreStemAltSuff()
249:                            + "\"");
250:                    needline = false;
251:                }
252:                for (Iterator iter = iterator(); iter.hasNext();) {
253:                    FileList hfile = (FileList) iter.next();
254:                    if (!db.hfileIsInGrandInclude(hfile, this )) {
255:                        String incname = plat.getInclFileTemplate().getInvDir()
256:                                + db.tryGetFullPath(hfile.name);
257:                        incname = plat.translateFileName(incname);
258:                        inclFile.println("#include \"" + incname + "\"");
259:                        needline = false;
260:                    }
261:                }
262:
263:                // Solaris C++ in strict mode warns about empty files
264:
265:                if (needline) {
266:                    inclFile.println();
267:                }
268:                inclFile.flush();
269:                Database.updateFile(inclName.dirPreStemSuff(), baos);
270:                inclFile.close();
271:            }
272:        }
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