return result.toString("UTF-8");
HowtousetoStringmethodinjava.io.ByteArrayOutputStreamBestJavacodesnippetsusingjava.io.ByteArrayOutputStream.toString(Showingtop20resultsoutof24,237)RefinesearchByteArrayOutputStream.PrintStream.ByteArrayOutputStream.writeTest.PrintStream.printlnInputStream.readAssert.assertEqualsByteArrayOutputStreamresult=newByteArrayOutputStream();
byte[]buffer=newbyte[1024];
intlength;
while((length=inputStream.read(buffer))!=-1){
result.write(buffer,0,length);
}
returnresult.toString("UTF-8");
@Override
publicStringconvert(Propertiessource){
try{
ByteArrayOutputStreamos=newByteArrayOutputStream(256);
source.store(os,null);
returnos.toString("ISO-8859-1");
}
catch(IOExceptionex){
//Shouldneverhappen.
thrownewIllegalArgumentException("Failedtostore["+source+"]intoString",ex);
}
}
publicstaticStringtoString(InputStreaminputStream)throwsIOException{
ByteArrayOutputStreamresult=newByteArrayOutputStream();
byte[]buffer=newbyte[1024];
intlength;
while((length=inputStream.read(buffer))!=-1){
result.write(buffer,0,length);
}
returnresult.toString("UTF-8");
}
voidassertClosed()
{
if(!c.isClosed())
{
ByteArrayOutputStreamout=newByteArrayOutputStream();
PrintStreamprintStream=newPrintStream(out);
for(StackTraceElementtraceElement:stackTrace)
{
printStream.println("\tat"+traceElement);
}
printStream.println();
thrownewIllegalStateException(format("Closeable%swasnotclosed!\n%s",c,out.toString()));
}
}
}
@Test
publicvoidshouldSerializeResponseWithNoCommitUriResultsOrErrors()throwsException
{
//given
ByteArrayOutputStreamoutput=newByteArrayOutputStream();
ExecutionResultSerializerserializer=getSerializerWith(output);
//when
serializer.finish();
//then
Stringresult=output.toString(UTF_8.name());
assertEquals("{\"results\":[],\"errors\":[]}",result);
}
@Test
publicvoidtestReadOneByte()throwsException{
assertEquals('a',tee.read());
assertEquals("a",newString(output.toString(ASCII)));
}
@Override
publicvoidpostEvent(Tevent)
{
try{
ByteArrayOutputStreambuffer=newByteArrayOutputStream();
JsonGeneratorgenerator=factory.createGenerator(buffer,JsonEncoding.UTF8);
serializer.serialize(event,generator);
out.println(buffer.toString().trim());
}
catch(IOExceptione){
thrownewUncheckedIOException(e);
}
}
}
@Test
publicvoidtestReadNothing()throwsException{
assertEquals("",newString(output.toString(ASCII)));
}
/**
*ReturnsthestringvalueofthestacktraceforthegivenThrowable.
*/
publicstaticStringgetStackTraceString(Throwablet){
ByteArrayOutputStreambs=newByteArrayOutputStream();
t.printStackTrace(newPrintStream(bs));
returnbs.toString();
}
@Override
publicvoidevaluate()throwsThrowable{
System.out.println("2048");
Assert.assertEquals("2048\n",OUTPUT.toString());
OUTPUT.reset();
System.out.println("1234");
Assert.assertEquals("1234\n",OUTPUT.toString());
}
};
privatevoiddoFizzBuzz(finalintn,finalStrings)throwsIOException{
finalByteArrayOutputStreambaos=newByteArrayOutputStream();
finalBufferedOutputStreambos=newBufferedOutputStream(baos);
System.setOut(newPrintStream(bos));
this.fb.fizzBuzz(n);
System.out.flush();
StringplatformDependentExpectedResult=s.replaceAll("\\n",System.getProperty("line.separator"));
assertEquals(platformDependentExpectedResult,baos.toString());
}
@Test
publicvoidtestOldBare()throwsInterruptedException,IOException{
record();
cli.dispatch(newString[]{"-ha"});
assertWaitUntil(()->error.toString().contains("Aquorumhasbeenobtained."));
stop();
assertThat(error.toString())
.contains("Startingclustering...")
.contains("Nocluster-hostspecified")
.contains("AnydeploymentIDswaitingonaquorumwillnowbedeployed");
}
@Test
publicvoidshouldSupportEmptyPipelineGroup()throwsException{
PipelineConfigsgroup=newBasicPipelineConfigs("defaultGroup",newAuthorization());
CruiseConfigconfig=newBasicCruiseConfig(group);
ByteArrayOutputStreamstream=newByteArrayOutputStream();
newMagicalGoConfigXmlWriter(configCache,ConfigElementImplementationRegistryMother.withNoPlugins()).write(config,stream,true);
GoConfigHolderconfigHolder=newMagicalGoConfigXmlLoader(newConfigCache(),ConfigElementImplementationRegistryMother.withNoPlugins())
.loadConfigHolder(stream.toString());
assertThat(configHolder.config.findGroup("defaultGroup"),is(group));
}
privateProcessRunner.ProcessResultwriteException(finalByteArrayOutputStreambaos,finalExceptionex){
try{
baos.write(errPrefix.getBytes());
}
catch(IOExceptionignore){
}
ex.printStackTrace(newPrintStream(baos));
returnnewProcessRunner.ProcessResult(-1,baos.toString());
}
}
//Createastreamtoholdtheoutput
ByteArrayOutputStreambaos=newByteArrayOutputStream();
PrintStreamps=newPrintStream(baos);
//IMPORTANT:SavetheoldSystem.out!
PrintStreamold=System.out;
//TellJavatouseyourspecialstream
System.setOut(ps);
//Printsomeoutput:goestoyourspecialstream
System.out.println("Foofoofoo!");
//Putthingsback
System.out.flush();
System.setOut(old);
//Showwhathappened
System.out.println("Here:"+baos.toString());
publicstaticStringbytyToString(InputStreamin)throwsIOException{
ByteArrayOutputStreamout=newByteArrayOutputStream();
byte[]buf=newbyte[1024];
intnum=0;
while((num=in.read(buf))!=-1){
out.write(buf,0,buf.length);
}
Stringresult=out.toString();
out.close();
returnresult;
}
}
@Test
publicvoidshouldSerializeResponseWithCommitUriOnly()throwsException
{
//given
ByteArrayOutputStreamoutput=newByteArrayOutputStream();
ExecutionResultSerializerserializer=getSerializerWith(output);
//when
serializer.transactionCommitUri(URI.create("commit/uri/1"));
serializer.finish();
//then
Stringresult=output.toString(UTF_8.name());
assertEquals("{\"commit\":\"commit/uri/1\",\"results\":[],\"errors\":[]}",result);
}
@Test
publicvoidtestReadToArray()throwsException{
finalbyte[]buffer=newbyte[8];
assertEquals(3,tee.read(buffer));
assertEquals('a',buffer[0]);
assertEquals('b',buffer[1]);
assertEquals('c',buffer[2]);
assertEquals(-1,tee.read(buffer));
assertEquals("abc",newString(output.toString(ASCII)));
}
publicstaticvoidmain(String[]args)throwsException{
//KylinConfig.setSandboxEnvIfPossible();
KylinConfigconfig=KylinConfig.getInstanceFromEnv();
DataModelDesckylinModel=generateKylinModelForMetricsQuery("ADMIN",config,newHiveSinkTool());
ByteArrayOutputStreambuf=newByteArrayOutputStream();
DataOutputStreamdout=newDataOutputStream(buf);
MODELDESC_SERIALIZER.serialize(kylinModel,dout);
dout.close();
buf.close();
System.out.println(buf.toString("UTF-8"));
}
@Test
publicvoidcanFormatEmptyObject()
{
json.assemble(newMappingRepresentation("empty")
{
@Override
protectedvoidserialize(MappingSerializerserializer)
{
}
});
assertEquals(JsonHelper.createJsonFrom(Collections.emptyMap()),stream.toString());
}
java.ioByteArrayOutputStreamtoStringJavadocReturnsthecontentsofthisByteArrayOutputStreamasastring.Any
changesmadetothereceiverafterreturningwillnotbereflectedinthe
stringreturnedtothecaller.
PopularmethodsofByteArrayOutputStreamConstructsanewByteArrayOutputStreamwithadefaultsizeofsizebytes.If
morethansizebytesartoByteArrayReturnsthecontentsofthisByteArrayOutputStreamasabytearray.Anychanges
madetothereceiverwriteWritescountbytesfromthebytearraybufferstartingatoffsetindextothis
stream.closeClosesthisstream.Thisreleasessystemresourcesusedforthisstream.sizeReturnsthetotalnumberofbyteswrittentothisstreamsofar.resetResetsthisstreamtothebeginningoftheunderlyingbytearray.Allsubsequent
writeswilloverwriflushwriteToTakesthecontentsofthisstreamandwritesittotheoutputstreamout.expandensureCapacityIncreasesthecapacityifnecessarytoensurethatitcanholdatleastthe
numberofelementsspecigrowIncreasesthecapacitytoensurethatitcanholdatleastthenumberof
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