@InterfaceAudience.Public @InterfaceStability.Evolving public abstract class Operation extends java.lang.Object
Constructor and Description |
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Operation() |
Modifier and Type | Method and Description |
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abstract java.util.Map<java.lang.String,java.lang.Object> |
getFingerprint()
Produces a Map containing a fingerprint which identifies the type and
the static schema components of a query (i.e.
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java.lang.String |
toJSON()
Produces a JSON object sufficient for description of a query
in a debugging or logging context.
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java.lang.String |
toJSON(int maxCols)
Produces a JSON object for fingerprint and details exposure in a
parseable format.
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java.util.Map<java.lang.String,java.lang.Object> |
toMap()
Produces a Map containing a full summary of a query.
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abstract java.util.Map<java.lang.String,java.lang.Object> |
toMap(int maxCols)
Produces a Map containing a summary of the details of a query
beyond the scope of the fingerprint (i.e.
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java.lang.String |
toString()
Produces a string representation of this Operation.
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java.lang.String |
toString(int maxCols)
Produces a string representation of this Operation.
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public abstract java.util.Map<java.lang.String,java.lang.Object> getFingerprint()
public abstract java.util.Map<java.lang.String,java.lang.Object> toMap(int maxCols)
maxCols
- a limit on the number of columns output prior to truncationpublic java.util.Map<java.lang.String,java.lang.Object> toMap()
public java.lang.String toJSON(int maxCols) throws java.io.IOException
maxCols
- a limit on the number of columns to include in the JSONjava.io.IOException
public java.lang.String toJSON() throws java.io.IOException
java.io.IOException
public java.lang.String toString(int maxCols)
maxCols
- a limit on the number of columns output in the summary
prior to truncationpublic java.lang.String toString()
toString
in class java.lang.Object