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java.lang.Object org.apache.lucene.util.fst.Outputs<T>
public abstract class Outputs<T>
Represents the outputs for an FST, providing the basic algebra needed for the FST.
Constructor Summary | |
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Outputs()
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Method Summary | |
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abstract T |
add(T prefix,
T output)
Eg add("foo", "bar") -> "foobar" |
abstract T |
common(T output1,
T output2)
Eg common("foo", "foobar") -> "foo" |
abstract T |
getNoOutput()
NOTE: this output is compared with == so you must ensure that all methods return the single object if it's really no output |
T |
merge(T first,
T second)
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abstract String |
outputToString(T output)
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abstract T |
read(DataInput in)
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abstract T |
subtract(T output,
T inc)
Eg subtract("foobar", "foo") -> "bar" |
abstract void |
write(T output,
DataOutput out)
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Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public Outputs()
Method Detail |
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public abstract T common(T output1, T output2)
public abstract T subtract(T output, T inc)
public abstract T add(T prefix, T output)
public abstract void write(T output, DataOutput out) throws IOException
IOException
public abstract T read(DataInput in) throws IOException
IOException
public abstract T getNoOutput()
public abstract String outputToString(T output)
public T merge(T first, T second)
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