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java.lang.Object org.apache.accumulo.core.security.ColumnVisibility
public class ColumnVisibility
Validate the column visibility is a valid expression and set the visibility for a Mutation. See ColumnVisibility(byte[])
for the
definition of an expression.
Nested Class Summary | |
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static class |
ColumnVisibility.Node
|
static class |
ColumnVisibility.NodeComparator
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static class |
ColumnVisibility.NodeType
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Constructor Summary | |
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ColumnVisibility()
Empty visibility. |
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ColumnVisibility(byte[] expression)
Set the column visibility for a Mutation. |
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ColumnVisibility(java.lang.String expression)
See ColumnVisibility(byte[]) |
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ColumnVisibility(org.apache.hadoop.io.Text expression)
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Method Summary | |
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boolean |
equals(ColumnVisibility otherLe)
Compares two ColumnVisibilities for string equivalence, not as a meaningful comparison of terms and conditions. |
boolean |
equals(java.lang.Object obj)
See equals(ColumnVisibility) |
byte[] |
flatten()
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byte[] |
getExpression()
Accessor for the underlying byte string. |
ColumnVisibility.Node |
getParseTree()
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int |
hashCode()
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java.lang.String |
toString()
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Methods inherited from class java.lang.Object |
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clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
Constructor Detail |
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public ColumnVisibility()
public ColumnVisibility(java.lang.String expression)
ColumnVisibility(byte[])
expression
- public ColumnVisibility(org.apache.hadoop.io.Text expression)
public ColumnVisibility(byte[] expression)
expression
- An expression of the rights needed to see this mutation. The expression is a sequence of characters from the set [A-Za-z0-9_-] along with the
binary operators "&" and "|" indicating that both operands are necessary, or the either is necessary. The following are valid expressions for
visibility:
A A|B (A|B)&(C|D) orange|(red&yellow)The following are not valid expressions for visibility:
A|B&C A=B A|B| A&|B () ) dog|!cat
Method Detail |
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public byte[] getExpression()
public byte[] flatten()
public java.lang.String toString()
toString
in class java.lang.Object
public boolean equals(java.lang.Object obj)
equals(ColumnVisibility)
equals
in class java.lang.Object
public boolean equals(ColumnVisibility otherLe)
public int hashCode()
hashCode
in class java.lang.Object
public ColumnVisibility.Node getParseTree()
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