Example usage for java.util HashMap remove

Introduction

In this page you can find the example usage for java.util HashMap remove.

Prototype

public V remove(Object key)

Source Link

Document

Removes the mapping for the specified key from this map if present.

Usage

From source file:com.fulcrum.mule.cluster.boot.ClusterExtension.java

private void disposeClusterSupport(String artifactName) {
    if (!initialized) {
        throw new MuleRuntimeException(new IllegalStateException("ClusterManager not initialized"));
    }//from   w  ww.j a  va 2s. c o m

    HashMap<String, ClusterContext> clusterContexts = cluster.getClusterContexts();

    synchronized (clusterContexts) {
        ClusterContext clusterContext = clusterContexts.remove(artifactName);
        if (clusterContext != null) {
            clusterContext.dispose();
        }
    }
}

From source file:fungus.FluctuationObserver.java

@SuppressWarnings("unchecked")
public boolean execute() {

    if (CDState.getCycle() % period != 0)
        return false;

    updateStats();/* w  w w .j  av a2s.c  o  m*/
    if (fluctuations.isEmpty())
        return false;

    StringBuilder sb = new StringBuilder();
    java.util.Formatter f = new java.util.Formatter(sb, Locale.US);

    Integer i = 0;

    HashMap<Integer, Integer> map = (HashMap<Integer, Integer>) fluctuations.clone();
    while (!map.isEmpty()) {
        Integer val = map.remove(i);
        if (val == null) {
            f.format("%1d:%1d, ", i, 0);
        } else {
            f.format("%1d:%1d, ", i, val);
        }
        i++;
    }

    // ah: remove last commaspace and add a newline
    sb.delete(sb.length() - 2, sb.length());
    sb.append("\n");

    // ah: TODO: copy experiment writer to get this writing to
    // a file, too, so i can make a graph out of it.
    try {
        FileOutputStream out = new FileOutputStream(filename, true);
        PrintStream p = new PrintStream(out);
        p.print(sb.toString());
        out.close();
    } catch (IOException e) {
        log.severe("Error writing fluctuation data to file");
        debug(e.getMessage());
    }

    log.info("fluctuation counts " + sb.toString());
    return false;
}

From source file:test.googlecode.genericdao.BaseTest.java

protected void assertListEqual(Person[] expected, List<Person> actual) {
    Assert.assertEquals("The list did not have the expected length", expected.length, actual.size());

    HashMap<Long, Object> unmatched = new HashMap<Long, Object>();
    for (Person person : expected) {
        unmatched.put(person.getId(), "");
    }//from   www. jav  a 2 s .c  o  m
    for (Person person : actual) {
        unmatched.remove(person.getId());
    }

    if (unmatched.size() != 0)
        Assert.fail("The list did not match the expected results.");
}

From source file:codetoanalyze.java.checkers.ContainerWrapper.java

void mapSubclassWriteBad(HashMap<String, String> m, String key) {
    m.remove(key);
}

From source file:com.tongbanjie.tarzan.server.client.ClientManager.java

public void doChannelCloseEvent(final String remoteAddr, final Channel channel) {
    if (channel != null) {
        try {/*from  ww  w  .j a  v  a 2s.  c o  m*/
            if (this.groupChannelLock.tryLock(LOCK_TIMEOUT_MILLIS, TimeUnit.MILLISECONDS)) {
                try {
                    for (final Entry<String, HashMap<Channel, ClientChannelInfo>> entry : this.groupChannelTable
                            .entrySet()) {
                        final String group = entry.getKey();
                        final HashMap<Channel, ClientChannelInfo> clientChannelInfoTable = entry.getValue();
                        final ClientChannelInfo clientChannelInfo = clientChannelInfoTable.remove(channel);
                        if (clientChannelInfo != null) {
                            LOGGER.info(
                                    "NETTY EVENT: remove channel[{}][{}] from ClientManager groupChannelTable, client group: {}",
                                    clientChannelInfo.toString(), remoteAddr, group);
                        }
                    }
                } finally {
                    this.groupChannelLock.unlock();
                }
            } else {
                LOGGER.warn("ClientManager doChannelCloseEvent lock timeout");
            }
        } catch (InterruptedException e) {
            Thread.currentThread().interrupt();
            LOGGER.error("", e);
        }
    }
}

From source file:com.github.haixing_hu.bean.DefaultProperty.java

@Override
public final Object removeMappedValue(final String key) {
    final HashMap<String, Object> map = getMappedValue();
    return map.remove(key);
}

From source file:com.wms.studio.cache.lock.SyncLockMapCache.java

@Override
public V remove(K key) throws CacheException {

    // ??????/*  w w  w  .j  a va  2  s .c o m*/
    try {
        lock.lock();
        HashMap<K, V> attributes = memcachedClient.get(name);
        if (attributes == null) {
            return null;
        }
        V value = attributes.remove(key);
        memcachedClient.replace(name, 0, attributes);
        return value;
    } catch (Exception e) {
        log.fatal("MemCache,.", e);
    } finally {
        lock.unlock();
    }
    return null;
}

From source file:cr.ac.siua.tec.utils.impl.ProficiencyPDFGenerator.java

/**
 * Fills the PDF file (suficiencia.pdf) with the ticket values and returns base64 encoded string.
 *//*from ww w .  j av a2 s  .co  m*/
@Override
public String generate(HashMap<String, String> formValues) {
    String originalPdf = PDFGenerator.RESOURCES_PATH + "suficiencia.pdf";
    try {
        PDDocument _pdfDocument = PDDocument.load(originalPdf);
        PDDocumentCatalog docCatalog = _pdfDocument.getDocumentCatalog();
        PDAcroForm acroForm = docCatalog.getAcroForm();
        formValues.remove("Queue");

        //Iterates through all custom field values.
        for (Map.Entry<String, String> entry : formValues.entrySet()) {
            acroForm.getField(entry.getKey()).setValue(entry.getValue());
        }
        return encodePDF(_pdfDocument);
    } catch (IOException e) {
        e.printStackTrace();
        System.out.println("Excepcin al llenar el PDF.");
        return null;
    }
}

From source file:org.duracloud.sync.config.SyncToolConfigParserTest.java

private void removeArgFailTest(HashMap<String, String> argsMap, String arg, String failMsg) {
    HashMap<String, String> cloneMap = (HashMap<String, String>) argsMap.clone();
    cloneMap.remove(arg);
    try {//from   w ww .ja  v  a2s  . c  o m
        syncConfigParser.processStandardOptions(mapToArray(cloneMap));
        fail(failMsg);
    } catch (ParseException e) {
        assertNotNull(e);
    }
}

From source file:org.apache.sysml.runtime.controlprogram.Program.java

public synchronized void removeFunctionProgramBlock(String namespace, String fname) {
    if (namespace == null)
        namespace = DMLProgram.DEFAULT_NAMESPACE;
    HashMap<String, FunctionProgramBlock> namespaceBlocks = null;
    if (_namespaceFunctions.containsKey(namespace)) {
        namespaceBlocks = _namespaceFunctions.get(namespace);
        if (namespaceBlocks.containsKey(fname))
            namespaceBlocks.remove(fname);
    }//ww w .  ja va 2 s. co m
}