27、java.io.IOException;
importjava.io.InputStream;
importjava.io.InputStreamReader;
importjava.util.ArrayList;
importorg.jfree.util.ObjectUtilities;
publicabstractclassAbstractModuleextendsDefaultModuleInfo
implementsModule
{
privateModuleInfo[]requiredMo
28、dules;
privateModuleInfo[]optionalModules;
privateStringname;
privateStringdescription;
privateStringproducer;
privateStringsubsystem;
publicAbstractModule()
{
setModuleClass(getClass().getName());
}
protectedvoidloadModuleInfo()
throwsModuleIni
29、tializeException
{
InputStreamin=ObjectUtilities.getResourceRelativeAsStream("module.properties",getClass());
if(in==null)
{
thrownewModuleInitializeException("Filemodule.propertiesnotfoundinmodulepackage.");
}
loadModuleInfo(in);
}
protectedvoidloadModul
30、eInfo(InputStreamin)
throwsModuleInitializeException
{
if(in==null)
{
thrownewNullPointerException("GivenInputStreamisnull.");
}
try
{
ArrayListoptionalModules=newArrayList();
ArrayListdependendModules=newArrayList();
ReaderHelperrh=newR
31、eaderHelper(newBufferedReader(newInputStreamReader(in,"ISO-8859-1"
)));
try
{
while(rh.hasNext())
{
StringlastLineRead=rh.next();
if(lastLineRead.startsWith("module-info:"))
{
readModuleInfo(rh);
}
elseif(lastLineRead.startsWith("depends:"))
32、
{
dependendModules.add(readExternalModule(rh));
}
elseif(lastLineRead.startsWith("optional:"))
{
optionalModules.add(readExternalModule(rh));
}
}
}
finally
{
rh.close();
}
this.optionalModules=((ModuleInfo[])optionalModules.toArray(n
33、ewModuleInfo[optionalModule
s.size()]));
this.requiredModules=((ModuleInfo[])dependendModules.toArray(newModuleInfo[dependend
Modules.size()]));
}
catch(IOExceptionioe)
{
thrownewModuleInitializeException("Failedtoloadproperties",ioe);
}
}
pr
34、ivateStringreadValue(ReaderHelperreader,StringfirstLine)
throwsIOException
{
StringBufferb=newStringBuffer(firstLine.trim());
booleannewLine=true;
while(isNextLineValueLine(reader))
{
firstLine=reader.next();
StringtrimedLine=firstLine.trim();
if((trimedL
35、ine.length()==0)&&(!newLine))
{
b.osend("\n");
newLine=true;
}
else
{
if(!newLine)
{
b.osend("");
}
b.osend(parseValue(trimedLine));
newLine=false;
}
}
returnb.toString();
}
privatebooleanisNextLineValueLine
36、(ReaderHelperreader)
throwsIOException
{
if(!reader.hasNext())
{
returnfalse;
}
StringfirstLine=reader.next();
if(firstLine==null)
{
returnfalse;
}
if(parseKey(firstLine)!=null)
{
reader.pushBack(firstLine);
returnfalse;
37、
}
reader.pushBack(firstLine);
returntrue;
}
privatevoidreadModuleInfo(ReaderHelperreader)
throwsIOException
{
while(reader.hasNext())
{
StringlastLineRead=reader.next();
if(!Character.isWhitespace(lastLineRead.charAt(0)))
{
reader.
38、pushBack(lastLineRead);
return;
}
Stringline=lastLineRead.trim();
Stringkey=parseKey(line);
if(key!=null)
{
Stringb=readValue(reader,parseValue(line.trim()));
if("name".equals(key))
{
setName(b);
}
elseif("producer".equals(key))
{
39、
setProducer(b);
}
elseif("description".equals(key))
{
setDescription(b);
}
elseif("subsystem".equals(key))
{
setSubSystem(b);
}
elseif("version.major".equals(key))
{
setMajorVersion(b);
}
elseif("version.minor".equals(key))
40、
{
setMinorVersion(b);
}
elseif("version.patchlevel".equals(key))
{
setPatchLevel(b);
}
}
}
}
privateStringparseKey(Stringline)
{
intidx=line.indexOf(:);
if(idx==-1)
{
returnnull;
}
returnline.substring(0,idx
41、);
}
privateStringparseValue(Stringline)
{
intidx=line.indexOf(:);
if(idx==-1)
{
returnline;
}
if(idx+1==line.length())
{
return"";
}
returnline.substring(idx+1);
}
privateDefaultModuleInforeadExternalModule(ReaderHel
42、perreader)
throwsIOException
{
DefaultModuleInfomi=newDefaultModuleInfo();
while(reader.hasNext())
{
StringlastLineRead=reader.next();
if(!Character.isWhitespace(lastLineRead.charAt(0)))
{
reader.pushBack(lastLineRead);
returnmi;
}
Stringli
43、ne=lastLineRead.trim();
Stringkey=parseKey(line);
if(key!=null)
{
Stringb=readValue(reader,parseValue(line));
if("module".equals(key))
{
mi.setModuleClass(b);
}
elseif("version.major".equals(key))
{
mi.setMajorVersion(b);
}
elseif("ver
44、sion.minor".equals(key))
{
mi.setMinorVersion(b);
}
elseif("version.patchlevel".equals(key))
{
mi.setPatchLevel(b);
}
}
}
returnmi;
}
publicStringgetName()
{
returnthis.name;
}
protectedvoidsetName(Stringname)
45、
{
this.name=name;
}
publicStringgetDescription()
{
returnthis.description;
}
protectedvoidsetDescription(Stringdescription)
{
this.description=description;
}
publicStringgetProducer()
{
returnthis.producer;
}
protectedvoid
46、setProducer(Stringproducer)
{
this.producer=producer;
}
publicModuleInfo[]getRequiredModules()
{
ModuleInfo[]retval=newModuleInfo[this.requiredModules.length];
System.arraycopy(this.requiredModules,0,retval,0,this.requiredModules.length);
returnretval;
47、
}
publicModuleInfo[]getOptionalModules()
{
ModuleInfo[]retval=newModuleInfo[this.optionalModules.length];
System.arraycopy(this.optionalModules,0,retval,0,this.optionalModules.length);
returnretval;
}
protectedvoidsetRequiredModules(ModuleInfo[]requiredModule
48、s)
{
this.requiredModules=newModuleInfo[requiredModules.length];
System.arraycopy(requiredModules,0,this.requiredModules,0,requiredModules.length);
}
publicvoidsetOptionalModules(ModuleInfo[]optionalModules)
{
this.optionalModules=newModuleInfo[optionalModules.leng
49、th];
System.arraycopy(optionalModules,0,this.optionalModules,0,optionalModules.length);
}
publicStringtoString()
{
StringBufferbuffer=newStringBuffer();
buffer.osend("Module:");
buffer.osend(getName());
buffer.osend("\n");
buffer.osend("ModuleClas
50、s:");
buffer.osend(getModuleClass());
buffer.osend("\n");
buffer.osend("Version:");
buffer.osend(getMajorVersion());
buffer.osend(".");
buffer.osend(getMinorVersion());
buffer.osend(".");
buffer.osend(getPatchLevel());
buffer.osend("\n");
buffer.osen
51、d("Producer:");
buffer.osend(getProducer());
buffer.osend("\n");
buffer.osend("Description:");
buffer.osend(getDescription());
buffer.osend("\n");
returnbuffer.toString();
}
/**@deprecated*/
protectedstaticbooleanisClassLoadable(Stringname)
{
tr
52、y
{
ClassLoaderloader=ObjectUtilities.getClassLoader(AbstractModule.class);
if(loader==null)
{
returnfalse;
}
loader.loadClass(name);
returntrue;
}
catch(Exceptione){
}
returnfalse;
}
protectedstaticbooleanisClassLoadable(
53、Stringname,Classcontext)
{
try
{
ObjectUtilities.getClassLoader(context).loadClass(name);
returntrue;
}
catch(Exceptione){
}
returnfalse;
}
publicvoidconfigure(SubSystemsubSystem)
{
InputStreamin=ObjectUtilities.getResourceRelativeAsSt
54、ream("configuration.properties",getClass(
));
if(in==null)
{
return;
}
try
{
subSystem.getPackageManager().getPackageConfiguration().load(in);
}
finally
{
try
{
in.close();
}
catch(IOExceptione)
{
}
55、
}
}
/**@deprecated*/
protectedvoidperformExternalInitialize(Stringclassname)
throwsModuleInitializeException
{
try
{
ModuleInitializermi=(ModuleInitializer)ObjectUtilities.loadAndInstantiate(classname,AbstractMo
dule.class,ModuleInitializer.class);
56、
if(mi==null)
{
thrownewModuleInitializeException("Failedtoloadspecifiedinitializerclass.");
}
mi.performInit();
}
catch(ModuleInitializeExceptionmie)
{
throwmie;
}
catch(Exceptione)
{
thrownewModuleInitializeException("Failedtoload
57、specifiedinitializerclass.",e);
}
}
protectedvoidperformExternalInitialize(Stringclassname,Classcontext)
throwsModuleInitializeException
{
try
{
ModuleInitializermi=(ModuleInitializer)ObjectUtilities.loadAndInstantiate(classname,context,Mo
duleInitializer
58、.class);
if(mi==null)
{
thrownewModuleInitializeException("Failedtoloadspecifiedinitializerclass.");
}
mi.performInit();
}
catch(ModuleInitializeExceptionmie)
{
throwmie;
}
catch(Exceptione)
{
thrownewModuleInitializeException("Failedt
59、oloadspecifiedinitializerclass.",e);
}
}
publicStringgetSubSystem()
{
if(this.subsystem==null)
{
returngetName();
}
returnthis.subsystem;
}
protectedvoidsetSubSystem(Stringname)
{
this.subsystem=name;
}
privatestaticc
60、lassReaderHelper
{
privateStringbuffer;
privatefinalBufferedReaderreader;
protectedReaderHelper(BufferedReaderreader)
{
this.reader=reader;
}
publicbooleanhasNext()
throwsIOException
{
if(this.buffer==null)
{
this.buffer=readLine();
61、
}
returnthis.buffer!=null;
}
publicStringnext()
{
Stringline=this.buffer;
this.buffer=null;
returnline;
}
publicvoidpushBack(Stringline)
{
this.buffer=line;
}
protectedStringreadLine()
throwsIOException
{
Stri
62、ngline=this.reader.readLine();
while((line!=null)&&((line.length()==0)||(line.startsWith("#"))))
{
line=this.reader.readLine();
}
returnline;
}
publicvoidclose()
throwsIOException
{
this.reader.close();
}
}
}
packageorg.jfree.base
63、.modules;
publicclassDefaultModuleInfo
implementsModuleInfo
{
privateStringmoduleClass;
privateStringmajorVersion;
privateStringminorVersion;
privateStringpatchLevel;
publicDefaultModuleInfo()
{
}
publicDefaultModuleInfo(StringmoduleClas
64、s,StringmajorVersion,StringminorVersion,Stringpatch
Level)
{
if(moduleClass==null)
{
thrownewNullPointerException("Moduleclassmustnotbenull.");
}
this.moduleClass=moduleClass;
this.majorVersion=majorVersion;
this.minorVersion=minorVersion;
this.patch
65、Level=patchLevel;
}
publicStringgetModuleClass()
{
returnthis.moduleClass;
}
publicvoidsetModuleClass(StringmoduleClass)
{
if(moduleClass==null)
{
thrownewNullPointerException();
}
this.moduleClass=moduleClass;
}
publicStringgetMa
66、jorVersion()
{
returnthis.majorVersion;
}
publicvoidsetMajorVersion(StringmajorVersion)
{
this.majorVersion=majorVersion;
}
publicStringgetMinorVersion()
{
returnthis.minorVersion;
}
publicvoidsetMinorVersion(StringminorVersion)
{
this.minorVersion=minorVersion;
}
publicStringgetPatchLevel()
{
returnthis.patchLevel;
}
publicvoidsetPatchLevel(StringpatchLevel)
{
this.patch
新生代數(shù)字媒體技術(shù)羿魔方數(shù)據(jù)可視化系統(tǒng)源代碼java
