Java Code Examples for java.io.IOException
The following examples show how to use
java.io.IOException. These examples are extracted from open source projects.
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Example 1
Source Project: jrobin Source File: RrdSafeFileBackend.java License: GNU Lesser General Public License v2.1 | 7 votes |
private void lockFile(final long lockWaitTime, final long lockRetryPeriod) throws IOException { final long entryTime = System.currentTimeMillis(); final FileChannel channel = file.getChannel(); m_lock = channel.tryLock(0, Long.MAX_VALUE, false); if (m_lock != null) { counters.registerQuickLock(); return; } do { try { Thread.sleep(lockRetryPeriod); } catch (final InterruptedException e) { Thread.currentThread().interrupt(); } m_lock = channel.tryLock(0, Long.MAX_VALUE, false); if (m_lock != null) { counters.registerDelayedLock(); return; } } while (System.currentTimeMillis() - entryTime <= lockWaitTime); counters.registerError(); throw new IOException("Could not obtain exclusive m_lock on file: " + getPath() + "] after " + lockWaitTime + " milliseconds"); }
Example 2
Source Project: nifi-registry Source File: JerseyExtensionRepoClient.java License: Apache License 2.0 | 6 votes |
@Override public InputStream getVersionExtensionDocs(final String bucketName, final String groupId, final String artifactId, final String version, final String extensionName) throws IOException, NiFiRegistryException { validate(bucketName, groupId, artifactId, version); if (StringUtils.isBlank(extensionName)) { throw new IllegalArgumentException("Extension name is required"); } return executeAction("Error retrieving versions for extension repo", () -> { final WebTarget target = extensionRepoTarget .path("{bucketName}/{groupId}/{artifactId}/{version}/extensions/{extensionName}/docs") .resolveTemplate("bucketName", bucketName) .resolveTemplate("groupId", groupId) .resolveTemplate("artifactId", artifactId) .resolveTemplate("version", version) .resolveTemplate("extensionName", extensionName); return getRequestBuilder(target) .accept(MediaType.TEXT_HTML) .get() .readEntity(InputStream.class); }); }
Example 3
Source Project: product-ei Source File: ESBTestCaseUtils.java License: Apache License 2.0 | 6 votes |
/** * This method can be used to check whether file specified by the location has contents * * @param fullPath path to file * @return true if file has no contents */ public boolean isFileEmpty(String fullPath) { try { BufferedReader br = new BufferedReader(new FileReader(fullPath)); if (br.readLine() == null) { return true; } } catch (FileNotFoundException fileNotFoundException) { //synapse config is not found therefore it should copy original file to the location log.info("Synapse config file cannot be found in " + fullPath + " copying Backup Config to the location."); return true; } catch (IOException ioException) { //exception ignored log.info("Couldn't read the synapse config from the location " + fullPath); } return false; }
Example 4
Source Project: Bytecoder Source File: Utility.java License: Apache License 2.0 | 6 votes |
@Override public void write( final int b ) throws IOException { if (isJavaIdentifierPart((char) b) && (b != ESCAPE_CHAR)) { out.write(b); } else { out.write(ESCAPE_CHAR); // Escape character // Special escape if (b >= 0 && b < FREE_CHARS) { out.write(CHAR_MAP[b]); } else { // Normal escape final char[] tmp = Integer.toHexString(b).toCharArray(); if (tmp.length == 1) { out.write('0'); out.write(tmp[0]); } else { out.write(tmp[0]); out.write(tmp[1]); } } } }
Example 5
Source Project: charliebot Source File: Log.java License: GNU General Public License v2.0 | 6 votes |
public static void log(Throwable throwable, String s) { Toolkit.checkOrCreate(s, "log file"); GENERAL_LOG.error(throwable.getMessage(), throwable); FileWriter filewriter; try { filewriter = new FileWriter(s, true); } catch (IOException ioexception) { throw new UserError("Could not create log file \"" + s + "\"."); } String s1 = throwable.getMessage(); if (s1 != null) MessagePrinter.println(s1, s, filewriter, 2); for (StringTokenizer stringtokenizer = StackParser.getStackTraceFor(throwable); stringtokenizer.hasMoreElements(); MessagePrinter.println(stringtokenizer.nextToken(), s, filewriter, 2)) ; try { filewriter.close(); } catch (IOException ioexception1) { throw new DeveloperError("Could not close FileWriter!"); } }
Example 6
Source Project: act-platform Source File: FactTypeEntityTest.java License: ISC License | 6 votes |
@Test public void setRelevantObjectBindingsFromString() throws IOException { String bindings = "[{\"sourceObjectTypeID\":\"ad35e1ec-e42f-4509-bbc8-6516a90b66e8\",\"destinationObjectTypeID\":\"95959968-f2fb-4913-9c0b-fc1b9144b60f\",\"bidirectionalBinding\":false}," + "{\"sourceObjectTypeID\":\"95959968-f2fb-4913-9c0b-fc1b9144b60f\",\"destinationObjectTypeID\":\"ad35e1ec-e42f-4509-bbc8-6516a90b66e8\",\"bidirectionalBinding\":true}]"; FactTypeEntity entity = new FactTypeEntity().setRelevantObjectBindingsStored(bindings); assertFactObjectBindingDefinitions(entity.getRelevantObjectBindings(), bindings); }
Example 7
Source Project: buck Source File: GwtBinaryIntegrationTest.java License: Apache License 2.0 | 6 votes |
@Test(timeout = (2 * 60 * 1000)) public void shouldBeAbleToBuildAGwtBinary() throws IOException { ProjectWorkspace workspace = TestDataHelper.createProjectWorkspaceForScenario(this, "gwt_binary", tmp); workspace.setUp(); setWorkspaceCompilationMode(workspace); workspace.enableDirCache(); workspace.runBuckBuild("//:binary").assertSuccess(); workspace.deleteRecursivelyIfExists("buck-out/annotation"); workspace.runBuckCommand("clean", "--keep-cache"); workspace.copyFile( "com/example/gwt/emul/java/io/DataOutputStream.java.new", "com/example/gwt/emul/java/io/DataOutputStream.java"); workspace.runBuckBuild("//:binary").assertSuccess(); Path zip = workspace.buildAndReturnOutput("//:binary"); ZipInspector inspector = new ZipInspector(zip); inspector.assertFileExists("a/a.devmode.js"); inspector.assertFileExists("a/a.nocache.js"); inspector.assertFileExists("a/clear.cache.gif"); inspector.assertFileExists("a/compilation-mappings.txt"); }
Example 8
Source Project: tajo Source File: TestTajoClientV2.java License: Apache License 2.0 | 6 votes |
@Test public void testExecuteQueryType3() throws TajoException, IOException, SQLException { ResultSet res = null; try { clientv2.executeUpdate("create database client_v2_type3"); clientv2.selectDB("client_v2_type3"); clientv2.executeUpdate("create table t1 (c1 int)"); clientv2.executeUpdate("create table t2 (c2 int)"); // why we shouldn't use join directly on virtual tables? Currently, join on virtual tables is not supported. res = clientv2.executeQuery("select db_id from information_schema.databases where db_name = 'client_v2_type3'"); assertTrue(res.next()); int dbId = res.getInt(1); res.close(); res = clientv2.executeQuery( "select table_name from information_schema.tables where db_id = " + dbId + " order by table_name"); assertResultSet(res); } finally { if (res != null) { res.close(); } clientv2.executeUpdate("drop database IF EXISTS client_v2_types3"); } }
Example 9
Source Project: dragonwell8_jdk Source File: MidiSystem.java License: GNU General Public License v2.0 | 6 votes |
/** * Obtains a MIDI sequence from the specified <code>File</code>. * The <code>File</code> must point to valid MIDI file data * for a file type recognized by the system. * <p> * This operation can only succeed for files of a type which can be parsed * by an installed file reader. It may fail with an InvalidMidiDataException * even for valid files if no compatible file reader is installed. It * will also fail with an InvalidMidiDataException if a compatible file reader * is installed, but encounters errors while constructing the <code>Sequence</code> * object from the file data. * * @param file the <code>File</code> from which the <code>Sequence</code> * should be constructed * @return a <code>Sequence</code> object based on the MIDI file data * pointed to by the File * @throws InvalidMidiDataException if the File does not point to valid MIDI * file data recognized by the system * @throws IOException if an I/O exception occurs */ public static Sequence getSequence(File file) throws InvalidMidiDataException, IOException { List providers = getMidiFileReaders(); Sequence sequence = null; for(int i = 0; i < providers.size(); i++) { MidiFileReader reader = (MidiFileReader) providers.get(i); try { sequence = reader.getSequence( file ); // throws IOException break; } catch (InvalidMidiDataException e) { continue; } } if( sequence==null ) { throw new InvalidMidiDataException("could not get sequence from file"); } else { return sequence; } }
Example 10
Source Project: vividus Source File: BeanFactoryIntegrationTests.java License: Apache License 2.0 | 6 votes |
@ParameterizedTest @CsvSource({ "${profile-to-use}, basicenv, integration", "basicprofile, ${environments-to-use}, integration", "basicprofile, basicenv, ${suite-to-use}" }) void shouldResolvePlaceholdersInConfigurationProperties(String profile, String environments, String suite) throws IOException { System.setProperty(CONFIGURATION_PROFILE, profile); System.setProperty(CONFIGURATION_ENVIRONMENTS, environments); System.setProperty(CONFIGURATION_SUITE, suite); BeanFactory.open(); assertProperties(null, null); assertIntegrationSuiteProperty(); }
Example 11
Source Project: logging-log4j-audit Source File: ClassGenerator.java License: Apache License 2.0 | 6 votes |
private OutputStream openOutputStream(File file) throws IOException { if (file.exists()) { if (file.isDirectory()) { throw new IOException("File '" + file + "' exists but is a directory"); } if (!file.canWrite()) { throw new IOException("File '" + file + "' cannot be written to"); } } else { final File parent = file.getParentFile(); if (parent != null) { if (!parent.mkdirs() && !parent.isDirectory()) { throw new IOException("Directory '" + parent + "' could not be created"); } } } return new FileOutputStream(file, false); }
Example 12
Source Project: Elasticsearch Source File: RepositoriesService.java License: Apache License 2.0 | 6 votes |
/** * Creates a new repository and adds it to the list of registered repositories. * <p> * If a repository with the same name but different types or settings already exists, it will be closed and * replaced with the new repository. If a repository with the same name exists but it has the same type and settings * the new repository is ignored. * * @param repositoryMetaData new repository metadata * @return {@code true} if new repository was added or {@code false} if it was ignored */ private boolean registerRepository(RepositoryMetaData repositoryMetaData) throws IOException { RepositoryHolder previous = repositories.get(repositoryMetaData.name()); if (previous != null) { if (!previous.type.equals(repositoryMetaData.type()) && previous.settings.equals(repositoryMetaData.settings())) { // Previous version is the same as this one - ignore it return false; } } RepositoryHolder holder = createRepositoryHolder(repositoryMetaData); if (previous != null) { // Closing previous version closeRepository(repositoryMetaData.name(), previous); } Map<String, RepositoryHolder> newRepositories = newHashMap(repositories); newRepositories.put(repositoryMetaData.name(), holder); repositories = ImmutableMap.copyOf(newRepositories); return true; }
Example 13
Source Project: pmq Source File: MqResourceTest.java License: Apache License 2.0 | 5 votes |
@Test public void heartbeatSucTest() throws IOException, BrokerException { IHttpClient httpClient = mock(IHttpClient.class); MqResource mqResource = new MqResource(httpClient, "http://localhost"); HeartbeatResponse response = new HeartbeatResponse(); response.setSuc(false); when(httpClient.post(anyString(), anyObject(), eq(HeartbeatResponse.class))).thenReturn(response); mqResource.heartbeat(new HeartbeatRequest()); }
Example 14
Source Project: GVGAI_GYM Source File: JsonWriter.java License: Apache License 2.0 | 5 votes |
/** * Encodes {@code null}. * * @return this writer. */ public JsonWriter nullValue() throws IOException { if (deferredName != null) { if (serializeNulls) { writeDeferredName(); } else { deferredName = null; return this; // skip the name and the value } } beforeValue(); out.write("null"); return this; }
Example 15
Source Project: incubator-batchee Source File: DocumentationMojoTest.java License: Apache License 2.0 | 5 votes |
@Test public void documentAdoc() throws MojoFailureException, MojoExecutionException, IOException { final File out = new File("target/DocumentationMojoTest/output.adoc"); new DocumentationMojo() {{ classes = new File("target/test-classes/org/apache/batchee/tools/maven/"); output = out; }}.execute(); final FileInputStream fis = new FileInputStream(out); assertEquals( "= myChildComponent\n" + "\n" + "a child comp\n" + "\n" + "|===\n" + "|Name|Description\n" + "|config2|2\n" + "|configByDefault|this is an important config\n" + "|expl|this one is less important\n" + "|===\n" + "\n" + "= myComponent\n" + "\n" + "|===\n" + "|Name|Description\n" + "|configByDefault|this is an important config\n" + "|expl|this one is less important\n" + "|===\n" + "\n" + "= org.apache.batchee.tools.maven.batchlet.SimpleBatchlet\n" + "\n" + "|===\n" + "|Name|Description\n" + "|fail|-\n" + "|sleep|-\n" + "|===\n" + "\n", IOUtil.toString(fis)); fis.close(); }
Example 16
Source Project: Bytecoder Source File: Formatter.java License: Apache License 2.0 | 5 votes |
private void printFloat(Object arg, Locale l) throws IOException { if (arg == null) print("null", l); else if (arg instanceof Float) print(((Float)arg).floatValue(), l); else if (arg instanceof Double) print(((Double)arg).doubleValue(), l); else if (arg instanceof BigDecimal) print(((BigDecimal)arg), l); else failConversion(c, arg); }
Example 17
Source Project: timbuctoo Source File: HuygensAuthenticationHandler.java License: GNU General Public License v3.0 | 5 votes |
@Override public SecurityInformation getSecurityInformation(String sessionToken) throws UnauthorizedException, IOException { HuygensSession session = doSessionDetailsRequest(sessionToken); doSessionRefresh(sessionToken); return new HuygensSecurityInformation(session.getOwner()); }
Example 18
Source Project: mr4c Source File: MR4CReducerTest.java License: Apache License 2.0 | 5 votes |
public void collect(Text key, Text value) throws IOException { //key --> name String name = key.toString(); if ( m_outputs.containsKey(name) ) { throw new IllegalStateException(String.format("Already added dataset [%s]", name)); } Reader reader = new StringReader(value.toString()); Dataset dataset = m_serializer.deserializeDataset(reader); m_outputs.put(name,dataset); }
Example 19
Source Project: hadoop-ozone Source File: OzoneFileSystem.java License: Apache License 2.0 | 5 votes |
@Override protected OzoneClientAdapter createAdapter(ConfigurationSource conf, String bucketStr, String volumeStr, String omHost, int omPort) throws IOException { return new OzoneClientAdapterImpl(omHost, omPort, conf, volumeStr, bucketStr, storageStatistics); }
Example 20
Source Project: hbase Source File: MasterCoprocessorHost.java License: Apache License 2.0 | 5 votes |
public void postRemoveServers(final Set<Address> servers) throws IOException { execOperation(coprocEnvironments.isEmpty() ? null : new MasterObserverOperation() { @Override public void call(MasterObserver observer) throws IOException { observer.postRemoveServers(this, servers); } }); }
Example 21
Source Project: dubbo-2.6.5 Source File: MulticastGroup.java License: Apache License 2.0 | 5 votes |
private void send(String msg) throws RemotingException { DatagramPacket hi = new DatagramPacket(msg.getBytes(), msg.length(), mutilcastAddress, mutilcastSocket.getLocalPort()); try { mutilcastSocket.send(hi); } catch (IOException e) { throw new IllegalStateException(e.getMessage(), e); } }
Example 22
Source Project: helios Source File: JobPrefixFile.java License: Apache License 2.0 | 5 votes |
private JobPrefixFile(final Path file, final FileChannel channel, final FileLock lock) throws IOException, IllegalStateException { this.file = Preconditions.checkNotNull(file, "file"); this.channel = Preconditions.checkNotNull(channel, "channel"); this.lock = Preconditions.checkNotNull(lock, "lock"); this.prefix = file.getFileName().toString(); }
Example 23
Source Project: keycloak Source File: SessionClusterEvent.java License: Apache License 2.0 | 5 votes |
protected void marshallTo(ObjectOutput output) throws IOException { output.writeByte(VERSION_1); MarshallUtil.marshallString(realmId, output); MarshallUtil.marshallString(eventKey, output); output.writeBoolean(resendingEvent); MarshallUtil.marshallString(siteId, output); MarshallUtil.marshallString(nodeId, output); }
Example 24
Source Project: tomee Source File: GreetingServiceTest.java License: Apache License 2.0 | 5 votes |
@Test public void getJson() throws IOException { final String message = WebClient.create("http://localhost:4204") .path("/test/greeting/") .accept(MediaType.APPLICATION_JSON_TYPE) .get(String.class); assertEquals("{\"value\":\"Hi REST!\"}", message); }
Example 25
Source Project: spring4-understanding Source File: DispatcherServletTests.java License: Apache License 2.0 | 5 votes |
@Test public void detectHandlerMappingFromParent() throws ServletException, IOException { // create a parent context that includes a mapping StaticWebApplicationContext parent = new StaticWebApplicationContext(); parent.setServletContext(getServletContext()); parent.registerSingleton("parentHandler", ControllerFromParent.class, new MutablePropertyValues()); MutablePropertyValues pvs = new MutablePropertyValues(); pvs.addPropertyValue(new PropertyValue("mappings", URL_KNOWN_ONLY_PARENT + "=parentHandler")); parent.registerSingleton("parentMapping", SimpleUrlHandlerMapping.class, pvs); parent.refresh(); DispatcherServlet complexDispatcherServlet = new DispatcherServlet(); // will have parent complexDispatcherServlet.setContextClass(ComplexWebApplicationContext.class); complexDispatcherServlet.setNamespace("test"); ServletConfig config = new MockServletConfig(getServletContext(), "complex"); config.getServletContext().setAttribute(WebApplicationContext.ROOT_WEB_APPLICATION_CONTEXT_ATTRIBUTE, parent); complexDispatcherServlet.init(config); MockHttpServletRequest request = new MockHttpServletRequest(getServletContext(), "GET", URL_KNOWN_ONLY_PARENT); MockHttpServletResponse response = new MockHttpServletResponse(); complexDispatcherServlet.service(request, response); assertFalse("Matched through parent controller/handler pair: not response=" + response.getStatus(), response.getStatus() == HttpServletResponse.SC_NOT_FOUND); }
Example 26
Source Project: T0rlib4j Source File: Socks4Message.java License: Apache License 2.0 | 5 votes |
public void read(final InputStream in, final boolean clientMode) throws IOException { final DataInputStream d_in = new DataInputStream(in); version = d_in.readUnsignedByte(); command = d_in.readUnsignedByte(); if (clientMode && (command != REPLY_OK)) { String errMsg; // FIXME: Range should be replaced with cases. if ((command > REPLY_OK) && (command < REPLY_BAD_IDENTD)) { errMsg = replyMessage[command - REPLY_OK]; } else { errMsg = "Unknown Reply Code"; } throw new SocksException(command, errMsg); } port = d_in.readUnsignedShort(); final byte[] addr = new byte[4]; d_in.readFully(addr); ip = bytes2IP(addr); host = ip.getHostName(); if (!clientMode) { int b = in.read(); // FIXME: Hope there are no idiots with user name bigger than this final byte[] userBytes = new byte[256]; int i = 0; for (i = 0; (i < userBytes.length) && (b > 0); ++i) { userBytes[i] = (byte) b; b = in.read(); } user = new String(userBytes, 0, i); } }
Example 27
Source Project: openjdk-jdk9 Source File: DOMSignatureMethod.java License: GNU General Public License v2.0 | 5 votes |
boolean verify(Key key, SignedInfo si, byte[] sig, XMLValidateContext context) throws InvalidKeyException, SignatureException, XMLSignatureException { if (key == null || si == null || sig == null) { throw new NullPointerException(); } if (!(key instanceof PublicKey)) { throw new InvalidKeyException("key must be PublicKey"); } checkKeySize(context, key); if (signature == null) { Provider p = (Provider)context.getProperty( "org.jcp.xml.dsig.internal.dom.SignatureProvider"); try { signature = getSignature(p); } catch (NoSuchAlgorithmException nsae) { throw new XMLSignatureException(nsae); } } signature.initVerify((PublicKey)key); if (log.isLoggable(java.util.logging.Level.FINE)) { log.log(java.util.logging.Level.FINE, "Signature provider:" + signature.getProvider()); log.log(java.util.logging.Level.FINE, "verifying with key: " + key); } ((DOMSignedInfo)si).canonicalize(context, new SignerOutputStream(signature)); byte[] s; try { // Do any necessary format conversions s = preVerifyFormat(key, sig); } catch (IOException ioe) { throw new XMLSignatureException(ioe); } return signature.verify(s); }
Example 28
Source Project: aliyun-maxcompute-data-collectors Source File: SqoopReducer.java License: Apache License 2.0 | 5 votes |
@Override protected void setup(Context context) throws IOException, InterruptedException { super.setup(context); Configuration configuration = context.getConfiguration(); // Propagate verbose flag if needed if (configuration.getBoolean(JobBase.PROPERTY_VERBOSE, false)) { LoggingUtils.setDebugLevel(); } }
Example 29
Source Project: container Source File: Fragments.java License: Apache License 2.0 | 5 votes |
/** * Creates a BPEL4RESTLight DELETE Activity with the given BPELVar as Url to request on. * * @param bpelVarName the variable containing an URL * @param responseVarName the variable to hold the response * @return a String containing a BPEL4RESTLight Activity * @throws IOException is thrown when reading internal files fails */ public String createRESTDeleteOnURLBPELVarAsString(final String bpelVarName, final String responseVarName) throws IOException { String template = readFileAsString("BPEL4RESTLightDELETE.xml"); // <!-- $urlVarName, $ResponseVarName --> template = template.replace("$urlVarName", bpelVarName); template = template.replace("$ResponseVarName", responseVarName); return template; }
Example 30
Source Project: ghidra Source File: DWARFProgram.java License: Apache License 2.0 | 5 votes |
/** * Sets the currently active compilation unit. Used when 'paging' through the DIE records * in a compilation-unit-at-a-time manner, vs the {@link DWARFImportOptions#isPreloadAllDIEs()} * where all DIE/DIEA records are loaded at once. * * @param cu {@link DWARFCompilationUnit} to set as the active element and load it's DIE records. * @param monitor {@link TaskMonitor} to update with status and check for cancelation. * @throws CancelledException if user cancels * @throws IOException if error reading data * @throws DWARFException if error in DWARF record structure */ public void setCurrentCompilationUnit(DWARFCompilationUnit cu, TaskMonitor monitor) throws CancelledException, IOException, DWARFException { if (cu != currentCompUnit) { currentCompUnit = cu; if (cu != null && !importOptions.isPreloadAllDIEs()) { clearDIEIndexes(); cu.readDIEs(currentDIEs, monitor); rebuildDIEIndexes(); } } }