Package org.apache.sshd.common
Class SyspropsMapWrapper
- java.lang.Object
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- org.apache.sshd.common.SyspropsMapWrapper
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- All Implemented Interfaces:
java.util.Map<java.lang.String,java.lang.Object>
public final class SyspropsMapWrapper extends java.lang.Object implements java.util.Map<java.lang.String,java.lang.Object>
A wrapper that exposes a read-onlyMap
access to the system properties. Any attempt to modify it will throwUnsupportedOperationException
. The mapper uses theSYSPROPS_MAPPED_PREFIX
to filter and access' only these properties, ignoring all others
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Field Summary
Fields Modifier and Type Field Description static SyspropsMapWrapper
INSTANCE
The one and only wrapper instancestatic PropertyResolver
RAW_PROPS_RESOLVER
Exposes the "raw" system properties as aPropertyResolver
without any further filteringstatic java.lang.String
SYSPROPS_MAPPED_PREFIX
Prefix of properties used by the mapper to identify SSHD related settingsstatic PropertyResolver
SYSPROPS_RESOLVER
APropertyResolver
with no parent that exposes the system properties
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Constructor Summary
Constructors Modifier Constructor Description private
SyspropsMapWrapper()
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description void
clear()
boolean
containsKey(java.lang.Object key)
boolean
containsValue(java.lang.Object value)
java.util.Set<java.util.Map.Entry<java.lang.String,java.lang.Object>>
entrySet()
java.lang.Object
get(java.lang.Object key)
static java.lang.String
getMappedSyspropKey(java.lang.Object key)
static java.lang.String
getUnmappedSyspropKey(java.lang.Object key)
boolean
isEmpty()
static boolean
isMappedSyspropKey(java.lang.String key)
java.util.Set<java.lang.String>
keySet()
java.lang.Object
put(java.lang.String key, java.lang.Object value)
void
putAll(java.util.Map<? extends java.lang.String,?> m)
java.lang.Object
remove(java.lang.Object key)
int
size()
java.lang.String
toString()
java.util.Collection<java.lang.Object>
values()
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Field Detail
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SYSPROPS_MAPPED_PREFIX
public static final java.lang.String SYSPROPS_MAPPED_PREFIX
Prefix of properties used by the mapper to identify SSHD related settings- See Also:
- Constant Field Values
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RAW_PROPS_RESOLVER
public static final PropertyResolver RAW_PROPS_RESOLVER
Exposes the "raw" system properties as aPropertyResolver
without any further filtering
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INSTANCE
public static final SyspropsMapWrapper INSTANCE
The one and only wrapper instance
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SYSPROPS_RESOLVER
public static final PropertyResolver SYSPROPS_RESOLVER
APropertyResolver
with no parent that exposes the system properties
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Method Detail
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clear
public void clear()
- Specified by:
clear
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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containsKey
public boolean containsKey(java.lang.Object key)
- Specified by:
containsKey
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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containsValue
public boolean containsValue(java.lang.Object value)
- Specified by:
containsValue
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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entrySet
public java.util.Set<java.util.Map.Entry<java.lang.String,java.lang.Object>> entrySet()
- Specified by:
entrySet
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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get
public java.lang.Object get(java.lang.Object key)
- Specified by:
get
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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isEmpty
public boolean isEmpty()
- Specified by:
isEmpty
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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keySet
public java.util.Set<java.lang.String> keySet()
- Specified by:
keySet
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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put
public java.lang.Object put(java.lang.String key, java.lang.Object value)
- Specified by:
put
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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putAll
public void putAll(java.util.Map<? extends java.lang.String,?> m)
- Specified by:
putAll
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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remove
public java.lang.Object remove(java.lang.Object key)
- Specified by:
remove
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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size
public int size()
- Specified by:
size
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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values
public java.util.Collection<java.lang.Object> values()
- Specified by:
values
in interfacejava.util.Map<java.lang.String,java.lang.Object>
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toString
public java.lang.String toString()
- Overrides:
toString
in classjava.lang.Object
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isMappedSyspropKey
public static boolean isMappedSyspropKey(java.lang.String key)
- Parameters:
key
- Key to be tested- Returns:
true
if key starts withSYSPROPS_MAPPED_PREFIX
and continues with a dot followed by some characters
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getUnmappedSyspropKey
public static java.lang.String getUnmappedSyspropKey(java.lang.Object key)
- Parameters:
key
- Key to be transformed- Returns:
- The "pure" key name if a mapped one, same as input otherwise
- See Also:
isMappedSyspropKey(String)
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getMappedSyspropKey
public static java.lang.String getMappedSyspropKey(java.lang.Object key)
- Parameters:
key
- The original key- Returns:
- A key prefixed by
SYSPROPS_MAPPED_PREFIX
- See Also:
isMappedSyspropKey(String)
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