Example usage for java.util Collections unmodifiableCollection

Introduction

In this page you can find the example usage for java.util Collections unmodifiableCollection.

Prototype

public static <T> Collection<T> unmodifiableCollection(Collection<? extends T> c)

Source Link

Document

Returns an unmodifiable view of the specified collection.

Usage

From source file:com.xwtec.xwserver.util.json.JSONObject.java

public Collection values() {
    return Collections.unmodifiableCollection(properties.values());
}

From source file:com.datatorrent.stram.StreamingContainerManager.java

@VisibleForTesting
protected Collection<Pair<Long, Map<String, Object>>> getLogicalMetrics(String operatorName) {
    if (logicalMetrics.get(operatorName) != null) {
        return Collections.unmodifiableCollection(logicalMetrics.get(operatorName));
    }//from   ww w .j  a  v  a 2 s .c  o m
    return null;
}

From source file:com.google.bitcoin.core.Wallet.java

/**
 * Returns an immutable view of the transactions currently waiting for network confirmations.
 */// w  w w .  j  ava  2 s.com
public Collection<Transaction> getPendingTransactions() {
    lock.lock();
    try {
        return Collections.unmodifiableCollection(pending.values());
    } finally {
        lock.unlock();
    }
}

From source file:org.apache.accumulo.server.tabletserver.ScanRunState.java

@Override
public long getEntries() {
    if (this.isEnabled()) {
        long result = 0;
        for (Tablet tablet : Collections.unmodifiableCollection(onlineTablets.values())) {
            result += tablet.getNumEntries();
        }/*from w  w  w. ja v a  2s .c o  m*/
        return result;
    }
    return 0;
}

From source file:org.apache.accumulo.server.tabletserver.ScanRunState.java

@Override
public long getEntriesInMemory() {
    if (this.isEnabled()) {
        long result = 0;
        for (Tablet tablet : Collections.unmodifiableCollection(onlineTablets.values())) {
            result += tablet.getNumEntriesInMemory();
        }/*  w  w  w  .ja  va  2 s.co  m*/
        return result;
    }
    return 0;
}

From source file:org.apache.accumulo.server.tabletserver.ScanRunState.java

@Override
public long getIngest() {
    if (this.isEnabled()) {
        long result = 0;
        for (Tablet tablet : Collections.unmodifiableCollection(onlineTablets.values())) {
            result += tablet.getNumEntriesInMemory();
        }//from www.j a va 2 s  . co  m
        return result;
    }
    return 0;
}

From source file:org.apache.accumulo.server.tabletserver.ScanRunState.java

@Override
public int getMajorCompactions() {
    if (this.isEnabled()) {
        int result = 0;
        for (Tablet tablet : Collections.unmodifiableCollection(onlineTablets.values())) {
            if (tablet.majorCompactionRunning())
                result++;//w w w .  j  a v a 2  s .c o m
        }
        return result;
    }
    return 0;
}

From source file:org.apache.accumulo.server.tabletserver.ScanRunState.java

@Override
public int getMajorCompactionsQueued() {
    if (this.isEnabled()) {
        int result = 0;
        for (Tablet tablet : Collections.unmodifiableCollection(onlineTablets.values())) {
            if (tablet.majorCompactionQueued())
                result++;//from   w ww . j  a v  a 2s. com
        }
        return result;
    }
    return 0;
}

From source file:org.apache.accumulo.server.tabletserver.ScanRunState.java

@Override
public int getMinorCompactions() {
    if (this.isEnabled()) {
        int result = 0;
        for (Tablet tablet : Collections.unmodifiableCollection(onlineTablets.values())) {
            if (tablet.minorCompactionRunning())
                result++;/*  www .  jav  a  2s .  c  om*/
        }
        return result;
    }
    return 0;
}