public class BackendListenerContext
extends java.lang.Object
Constructor and Description |
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BackendListenerContext(Arguments args) |
Modifier and Type | Method and Description |
---|---|
boolean |
containsParameter(java.lang.String name)
Determine whether or not a value has been specified for the parameter
with this name.
|
boolean |
getBooleanParameter(java.lang.String name,
boolean defaultValue) |
int |
getIntParameter(java.lang.String name)
Get the value of a specified parameter as an integer.
|
int |
getIntParameter(java.lang.String name,
int defaultValue)
Get the value of a specified parameter as an integer, or return the
specified default value if the value was not specified or is not an
integer.
|
long |
getLongParameter(java.lang.String name)
Get the value of a specified parameter as a long.
|
long |
getLongParameter(java.lang.String name,
long defaultValue)
Get the value of a specified parameter as along, or return the specified
default value if the value was not specified or is not a long.
|
java.lang.String |
getParameter(java.lang.String name)
Get the value of a specific parameter as a String, or null if the value
was not specified.
|
java.lang.String |
getParameter(java.lang.String name,
java.lang.String defaultValue)
Get the value of a specified parameter as a String, or return the
specified default value if the value was not specified.
|
java.util.Iterator<java.lang.String> |
getParameterNamesIterator()
Get an iterator of the parameter names.
|
public BackendListenerContext(Arguments args)
args
- the initialization parameters.public boolean containsParameter(java.lang.String name)
name
- the name of the parameter to testpublic java.util.Iterator<java.lang.String> getParameterNamesIterator()
public java.lang.String getParameter(java.lang.String name)
name
- the name of the parameter whose value should be retrievedpublic java.lang.String getParameter(java.lang.String name, java.lang.String defaultValue)
name
- the name of the parameter whose value should be retrieveddefaultValue
- the default value to return if the value of this parameter was
not specifiedpublic int getIntParameter(java.lang.String name)
name
- the name of the parameter whose value should be retrievedjava.lang.IllegalArgumentException
- if no value definedjava.lang.NumberFormatException
- if the parameter is not specified or is not an integerInteger.decode(java.lang.String)
public int getIntParameter(java.lang.String name, int defaultValue)
name
- the name of the parameter whose value should be retrieveddefaultValue
- the default value to return if the value of this parameter was
not specifiedInteger.decode(java.lang.String)
public long getLongParameter(java.lang.String name)
name
- the name of the parameter whose value should be retrievedjava.lang.NumberFormatException
- if the parameter is not specified or is not a longLong.decode(String)
public long getLongParameter(java.lang.String name, long defaultValue)
name
- the name of the parameter whose value should be retrieveddefaultValue
- the default value to return if the value of this parameter was
not specifiedLong.decode(String)
public boolean getBooleanParameter(java.lang.String name, boolean defaultValue)
name
- Parameter namedefaultValue
- Default value used if name is not in paramsCopyright © 1998-2019 Apache Software Foundation. All Rights Reserved.