java.lang.Object
- chemaxon.checkers.AbstractStructureChecker
- - chemaxon.checkers.ExplicitHydrogenChecker

All Implemented Interfaces:

StructureChecker, chemaxon.license.Licensable, PropertyChangeListener, Cloneable, EventListener
```
@PublicAPI
public class ExplicitHydrogenChecker
extends AbstractStructureChecker
```
A descendant of AtomChecker detecting explicit hydrogens.

Since:

Marvin 5.3

Field Summary

Fields
Modifier and Type	Field	Description
`static String`	`PROPERTY_KEY_BRIDGEHEAD`	This public constant `String` represents the name of the configuration file property which is responsible for searching Bridgehead property
`static String`	`PROPERTY_KEY_CHARGED`	This public constant `String` represents the name of the configuration file property which is responsible for searching charged explicit hydrogens in the molecule
`static String`	`PROPERTY_KEY_H_CONNECTED`	This public constant `String` represents the name of the configuration file property which is responsible for searching H connected property
`static String`	`PROPERTY_KEY_ISOTOPIC`	This public constant `String` represents the name of the configuration file property which is responsible for searching isotopic explicit hydrogens in the molecule
`static String`	`PROPERTY_KEY_LONELY`	This public constant `String` represents the name of the configuration file property which is responsible for searching lonely explicit hydrogens in the molecule
`static String`	`PROPERTY_KEY_MAPPED`	This public constant `String` represents the name of the configuration file property which is responsible for searching mapped explicit hydrogens in the molecule
`static String`	`PROPERTY_KEY_POLYMER_END_GROUP`	This public constant `String` represents the name of the configuration file property which is responsible for searching Polymer end group property
`static String`	`PROPERTY_KEY_RADICAL`	This public constant `String` represents the name of the configuration file property which is responsible for searching radical explicit hydrogens in the molecule
`static String`	`PROPERTY_KEY_SEARCH_BRIDGEHEAD`	This public constant `String` represents the name of the property which is responsible for searchingBridgehead property
`static String`	`PROPERTY_KEY_SEARCH_CHARGED`	This public constant `String` represents the name of the property which is responsible for searching charged explicit hydrogens in the molecule
`static String`	`PROPERTY_KEY_SEARCH_H_CONNECTED`	This public constant `String` represents the name of the property which is responsible for searching H connected property
`static String`	`PROPERTY_KEY_SEARCH_ISOTOPIC`	This public constant `String` represents the name of the property which is responsible for searching isotopic explicit hydrogens in the molecule
`static String`	`PROPERTY_KEY_SEARCH_LONELY`	This public constant `String` represents the name of the property which is responsible for searching lonely explicit hydrogens in the molecule
`static String`	`PROPERTY_KEY_SEARCH_MAPPED`	This public constant `String` represents the name of the property which is responsible for searching mapped explicit hydrogens in the molecule
`static String`	`PROPERTY_KEY_SEARCH_POLYMER_END_GROUP`	This public constant `String` represents the name of the property which is responsible for searchingPolymer end group property
`static String`	`PROPERTY_KEY_SEARCH_RADICAL`	This public constant `String` represents the name of the property which is responsible for searching radical explicit hydrogens in the molecule
`static String`	`PROPERTY_KEY_SEARCH_SGROUP`	This public constant `String` represents the name of the property which is responsible for searchingS-group property
`static String`	`PROPERTY_KEY_SEARCH_SGROUP_END`	This public constant `String` represents the name of the property which is responsible for searchingS-group end property
`static String`	`PROPERTY_KEY_SEARCH_VALENCE_ERROR`	This public constant `String` represents the name of the property which is responsible for searchingValence error property
`static String`	`PROPERTY_KEY_SEARCH_WEDGED`	This public constant `String` represents the name of the property which is responsible for searching wedged explicit hydrogens in the molecule
`static String`	`PROPERTY_KEY_SGROUP`	This public constant `String` represents the name of the configuration file property which is responsible for searching S-group property
`static String`	`PROPERTY_KEY_SGROUP_END`	This public constant `String` represents the name of the configuration file property which is responsible for searching S-group end property
`static String`	`PROPERTY_KEY_VALENCE_ERROR`	This public constant `String` represents the name of the configuration file property which is responsible for searching Valence error property
`static String`	`PROPERTY_KEY_WEDGED`	This public constant `String` represents the name of the configuration file property which is responsible for searching wedged explicit hydrogens in the molecule

Fields inherited from class chemaxon.checkers.AbstractStructureChecker
errorType, propertyChangeSupport

Fields inherited from interface chemaxon.checkers.StructureChecker
PROPERTY_KEY_VALID

Constructor Summary

Constructors
Constructor	Description
`ExplicitHydrogenChecker()`	Default constructor All types of explicit hydrogens will be searched.
`ExplicitHydrogenChecker(Map<String,String> params)`	Parameterized constructor If map contains lonely/charged/mapped/isotopic/radical/wedged keys with value false then hydrogens with these types won't be detected.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected StructureCheckerResult`	`check1(Molecule molecule)`	Detects implicitizable hydrogen atoms.
`boolean`	`equals(Object obj)`
`int`	`hashCode()`
`boolean`	`isSearchBridgehead()`	Returns if the checker search for bridgehead explicit hydrogens
`boolean`	`isSearchCharged()`	Returns if the checker search for charged explicit hydrogens
`boolean`	`isSearchHConnected()`	Returns if the checker search for H connected explicit hydrogens
`boolean`	`isSearchIsotopic()`	Returns if the checker search for isotopic explicit hydrogens
`boolean`	`isSearchLonely()`	Returns if the checker search for lonely explicit hydrogens
`boolean`	`isSearchMapped()`	Returns if the checker search for mapped explicit hydrogens
`boolean`	`isSearchPolymerEndGroup()`	Returns if the checker search for polymer end group explicit hydrogens
`boolean`	`isSearchRadical()`	Returns if the checker search for radical explicit hydrogens
`boolean`	`isSearchSgroup()`	Returns if the checker search for S-group explicit hydrogens
`boolean`	`isSearchSgroupEnd()`	Returns if the checker search for S-group end explicit hydrogens
`boolean`	`isSearchValenceError()`	Returns if the checker search for valence errored explicit hydrogens
`boolean`	`isSearchWedged()`	Returns if the checker search for wedged explicit hydrogens
`void`	`setSearchBridgehead(boolean searchBridgehead)`	Sets whether the checker search for bridgehead explicit hydrogens
`void`	`setSearchCharged(boolean searchCharged)`	Sets whether the checker search for charged explicit hydrogens
`void`	`setSearchHConnected(boolean searchHConnected)`	Sets whether the checker search for H connected explicit hydrogens
`void`	`setSearchIsotopic(boolean searchIsotopic)`	Sets whether the checker search for isotopic explicit hydrogens
`void`	`setSearchLonely(boolean searchLonely)`	Sets whether the checker search for lonely explicit hydrogens
`void`	`setSearchMapped(boolean searchMapped)`	Sets whether the checker search for mapped explicit hydrogens
`void`	`setSearchPolymerEndGroup(boolean searchPolymerEndGroup)`	Sets whether the checker search for polymer end group explicit hydrogens
`void`	`setSearchRadical(boolean searchRadical)`	Sets whether the checker search for radical explicit hydrogens
`void`	`setSearchSgroup(boolean searchSgroup)`	Sets whether the checker search for S-group explicit hydrogens
`void`	`setSearchSgroupEnd(boolean searchSgroupEnd)`	Sets whether the checker search for S-group end explicit hydrogens
`void`	`setSearchValenceError(boolean searchValenceError)`	Sets whether the checker search for valence errored explicit hydrogens
`void`	`setSearchWedged(boolean searchWedged)`	Sets whether the checker search for wedged explicit hydrogens

Methods inherited from class java.lang.Object
finalize, getClass, notify, notifyAll, wait, wait, wait

- Field Detail
  - PROPERTY_KEY_LONELY
```
public static final String PROPERTY_KEY_LONELY
```
    This public constant String represents the name of the configuration file property which is responsible for searching lonely explicit hydrogens in the molecule
    
    Since:
    
    5.4
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_CHARGED
```
public static final String PROPERTY_KEY_CHARGED
```
    This public constant String represents the name of the configuration file property which is responsible for searching charged explicit hydrogens in the molecule
    
    Since:
    
    5.4
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_MAPPED
```
public static final String PROPERTY_KEY_MAPPED
```
    This public constant String represents the name of the configuration file property which is responsible for searching mapped explicit hydrogens in the molecule
    
    Since:
    
    5.4
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_ISOTOPIC
```
public static final String PROPERTY_KEY_ISOTOPIC
```
    This public constant String represents the name of the configuration file property which is responsible for searching isotopic explicit hydrogens in the molecule
    
    Since:
    
    5.4
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_RADICAL
```
public static final String PROPERTY_KEY_RADICAL
```
    This public constant String represents the name of the configuration file property which is responsible for searching radical explicit hydrogens in the molecule
    
    Since:
    
    5.4
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_WEDGED
```
public static final String PROPERTY_KEY_WEDGED
```
    This public constant String represents the name of the configuration file property which is responsible for searching wedged explicit hydrogens in the molecule
    
    Since:
    
    5.4
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_H_CONNECTED
```
public static final String PROPERTY_KEY_H_CONNECTED
```
    This public constant String represents the name of the configuration file property which is responsible for searching H connected property
    
    Since:
    
    5.11
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_POLYMER_END_GROUP
```
public static final String PROPERTY_KEY_POLYMER_END_GROUP
```
    This public constant String represents the name of the configuration file property which is responsible for searching Polymer end group property
    
    Since:
    
    5.11
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_SGROUP_END
```
public static final String PROPERTY_KEY_SGROUP_END
```
    This public constant String represents the name of the configuration file property which is responsible for searching S-group end property
    
    Since:
    
    5.11
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_SGROUP
```
public static final String PROPERTY_KEY_SGROUP
```
    This public constant String represents the name of the configuration file property which is responsible for searching S-group property
    
    Since:
    
    5.11
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_VALENCE_ERROR
```
public static final String PROPERTY_KEY_VALENCE_ERROR
```
    This public constant String represents the name of the configuration file property which is responsible for searching Valence error property
    
    Since:
    
    5.11
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_BRIDGEHEAD
```
public static final String PROPERTY_KEY_BRIDGEHEAD
```
    This public constant String represents the name of the configuration file property which is responsible for searching Bridgehead property
    
    Since:
    
    5.11
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_SEARCH_CHARGED
```
public static final String PROPERTY_KEY_SEARCH_CHARGED
```
    This public constant String represents the name of the property which is responsible for searching charged explicit hydrogens in the molecule
    
    Since:
    
    5.7
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_SEARCH_ISOTOPIC
```
public static final String PROPERTY_KEY_SEARCH_ISOTOPIC
```
    This public constant String represents the name of the property which is responsible for searching isotopic explicit hydrogens in the molecule
    
    Since:
    
    5.7
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_SEARCH_LONELY
```
public static final String PROPERTY_KEY_SEARCH_LONELY
```
    This public constant String represents the name of the property which is responsible for searching lonely explicit hydrogens in the molecule
    
    Since:
    
    5.7
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_SEARCH_MAPPED
```
public static final String PROPERTY_KEY_SEARCH_MAPPED
```
    This public constant String represents the name of the property which is responsible for searching mapped explicit hydrogens in the molecule
    
    Since:
    
    5.7
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_SEARCH_RADICAL
```
public static final String PROPERTY_KEY_SEARCH_RADICAL
```
    This public constant String represents the name of the property which is responsible for searching radical explicit hydrogens in the molecule
    
    Since:
    
    5.7
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_SEARCH_WEDGED
```
public static final String PROPERTY_KEY_SEARCH_WEDGED
```
    This public constant String represents the name of the property which is responsible for searching wedged explicit hydrogens in the molecule
    
    Since:
    
    5.7
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_SEARCH_H_CONNECTED
```
public static final String PROPERTY_KEY_SEARCH_H_CONNECTED
```
    This public constant String represents the name of the property which is responsible for searching H connected property
    
    Since:
    
    5.11
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_SEARCH_POLYMER_END_GROUP
```
public static final String PROPERTY_KEY_SEARCH_POLYMER_END_GROUP
```
    This public constant String represents the name of the property which is responsible for searchingPolymer end group property
    
    Since:
    
    5.11
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_SEARCH_SGROUP_END
```
public static final String PROPERTY_KEY_SEARCH_SGROUP_END
```
    This public constant String represents the name of the property which is responsible for searchingS-group end property
    
    Since:
    
    5.11
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_SEARCH_SGROUP
```
public static final String PROPERTY_KEY_SEARCH_SGROUP
```
    This public constant String represents the name of the property which is responsible for searchingS-group property
    
    Since:
    
    5.11
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_SEARCH_VALENCE_ERROR
```
public static final String PROPERTY_KEY_SEARCH_VALENCE_ERROR
```
    This public constant String represents the name of the property which is responsible for searchingValence error property
    
    Since:
    
    5.11
    
    See Also:
    
    Constant Field Values
  - PROPERTY_KEY_SEARCH_BRIDGEHEAD
```
public static final String PROPERTY_KEY_SEARCH_BRIDGEHEAD
```
    This public constant String represents the name of the property which is responsible for searchingBridgehead property
    
    Since:
    
    5.11
    
    See Also:
    
    Constant Field Values
- Constructor Detail
  - ExplicitHydrogenChecker
```
public ExplicitHydrogenChecker()
```
    Default constructor All types of explicit hydrogens will be searched.
  - ExplicitHydrogenChecker
```
public ExplicitHydrogenChecker(Map<String,String> params)
```
    Parameterized constructor If map contains lonely/charged/mapped/isotopic/radical/wedged keys with value false then hydrogens with these types won't be detected.
    
    Parameters:
    
    params - a Map instance which contains String pairs. Key is the name of the parameter.
- Method Detail
  - isSearchLonely
```
public boolean isSearchLonely()
```
    Returns if the checker search for lonely explicit hydrogens
    
    Returns:
    
    if the checker search for lonely explicit hydrogens
  - isSearchCharged
```
public boolean isSearchCharged()
```
    Returns if the checker search for charged explicit hydrogens
    
    Returns:
    
    if the checker search for charged explicit hydrogens
  - isSearchMapped
```
public boolean isSearchMapped()
```
    Returns if the checker search for mapped explicit hydrogens
    
    Returns:
    
    if the checker search for mapped explicit hydrogens
  - isSearchIsotopic
```
public boolean isSearchIsotopic()
```
    Returns if the checker search for isotopic explicit hydrogens
    
    Returns:
    
    if the checker search for isotopic explicit hydrogens
  - isSearchRadical
```
public boolean isSearchRadical()
```
    Returns if the checker search for radical explicit hydrogens
    
    Returns:
    
    if the checker search for radical explicit hydrogens
  - isSearchWedged
```
public boolean isSearchWedged()
```
    Returns if the checker search for wedged explicit hydrogens
    
    Returns:
    
    if the checker search for wedged explicit hydrogens
  - isSearchHConnected
```
public boolean isSearchHConnected()
```
    Returns if the checker search for H connected explicit hydrogens
    
    Returns:
    
    if the checker search for H connected explicit hydrogens
  - isSearchPolymerEndGroup
```
public boolean isSearchPolymerEndGroup()
```
    Returns if the checker search for polymer end group explicit hydrogens
    
    Returns:
    
    if the checker search for polymer end group explicit hydrogens
  - isSearchSgroupEnd
```
public boolean isSearchSgroupEnd()
```
    Returns if the checker search for S-group end explicit hydrogens
    
    Returns:
    
    if the checker search for S-group end explicit hydrogens
  - isSearchSgroup
```
public boolean isSearchSgroup()
```
    Returns if the checker search for S-group explicit hydrogens
    
    Returns:
    
    if the checker search for S-group explicit hydrogens
  - isSearchValenceError
```
public boolean isSearchValenceError()
```
    Returns if the checker search for valence errored explicit hydrogens
    
    Returns:
    
    if the checker search for valence errored explicit hydrogens
  - isSearchBridgehead
```
public boolean isSearchBridgehead()
```
    Returns if the checker search for bridgehead explicit hydrogens
    
    Returns:
    
    if the checker search for bridgehead explicit hydrogens
  - setSearchLonely
```
public void setSearchLonely(boolean searchLonely)
```
    Sets whether the checker search for lonely explicit hydrogens
    
    Parameters:
    
    searchLonely - whether the checker search for lonely explicit hydrogens
  - setSearchCharged
```
public void setSearchCharged(boolean searchCharged)
```
    Sets whether the checker search for charged explicit hydrogens
    
    Parameters:
    
    searchCharged - whether the checker search for charged explicit hydrogens
  - setSearchMapped
```
public void setSearchMapped(boolean searchMapped)
```
    Sets whether the checker search for mapped explicit hydrogens
    
    Parameters:
    
    searchMapped - whether the checker search for mapped explicit hydrogens
  - setSearchIsotopic
```
public void setSearchIsotopic(boolean searchIsotopic)
```
    Sets whether the checker search for isotopic explicit hydrogens
    
    Parameters:
    
    searchIsotopic - whether the checker search for isotopic explicit hydrogens
  - setSearchRadical
```
public void setSearchRadical(boolean searchRadical)
```
    Sets whether the checker search for radical explicit hydrogens
    
    Parameters:
    
    searchRadical - whether the checker search for radical explicit hydrogens
  - setSearchWedged
```
public void setSearchWedged(boolean searchWedged)
```
    Sets whether the checker search for wedged explicit hydrogens
    
    Parameters:
    
    searchWedged - whether the checker search for wedged explicit hydrogens
  - setSearchHConnected
```
public void setSearchHConnected(boolean searchHConnected)
```
    Sets whether the checker search for H connected explicit hydrogens
    
    Parameters:
    
    searchHConnected - whether the checker search for H connected explicit hydrogens
  - setSearchPolymerEndGroup
```
public void setSearchPolymerEndGroup(boolean searchPolymerEndGroup)
```
    Sets whether the checker search for polymer end group explicit hydrogens
    
    Parameters:
    
    searchPolymerEndGroup - whether the checker search for polymer end group explicit hydrogens
  - setSearchSgroupEnd
```
public void setSearchSgroupEnd(boolean searchSgroupEnd)
```
    Sets whether the checker search for S-group end explicit hydrogens
    
    Parameters:
    
    searchSgroupEnd - whether the checker search for S-group end explicit hydrogens
  - setSearchSgroup
```
public void setSearchSgroup(boolean searchSgroup)
```
    Sets whether the checker search for S-group explicit hydrogens
    
    Parameters:
    
    searchSgroup - whether the checker search for S-group explicit hydrogens
  - setSearchValenceError
```
public void setSearchValenceError(boolean searchValenceError)
```
    Sets whether the checker search for valence errored explicit hydrogens
    
    Parameters:
    
    searchValenceError - whether the checker search for valence errored explicit hydrogens
  - setSearchBridgehead
```
public void setSearchBridgehead(boolean searchBridgehead)
```
    Sets whether the checker search for bridgehead explicit hydrogens
    
    Parameters:
    
    searchBridgehead - whether the checker search for bridgehead explicit hydrogens
  - check1
```
protected StructureCheckerResult check1(Molecule molecule)
```
    Detects implicitizable hydrogen atoms.
    
    Specified by:
    
    check1 in class AbstractStructureChecker
    
    Parameters:
    
    molecule - the Molecule instance to be checked for problems
    
    Returns:
    
    checker result containing implicitizable hydrogen atoms.
  - equals
```
public boolean equals(Object obj)
```
    Overrides:
    
    equals in class AbstractStructureChecker
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class AbstractStructureChecker

Class ExplicitHydrogenChecker

Field Summary

Fields inherited from class chemaxon.checkers.AbstractStructureChecker

Fields inherited from interface chemaxon.checkers.StructureChecker

Constructor Summary

Method Summary

Methods inherited from class chemaxon.checkers.AbstractStructureChecker

Methods inherited from class java.lang.Object

Field Detail

PROPERTY_KEY_LONELY

PROPERTY_KEY_CHARGED

PROPERTY_KEY_MAPPED

PROPERTY_KEY_ISOTOPIC

PROPERTY_KEY_RADICAL

PROPERTY_KEY_WEDGED

PROPERTY_KEY_H_CONNECTED

PROPERTY_KEY_POLYMER_END_GROUP

PROPERTY_KEY_SGROUP_END

PROPERTY_KEY_SGROUP

PROPERTY_KEY_VALENCE_ERROR

PROPERTY_KEY_BRIDGEHEAD

PROPERTY_KEY_SEARCH_CHARGED

PROPERTY_KEY_SEARCH_ISOTOPIC

PROPERTY_KEY_SEARCH_LONELY

PROPERTY_KEY_SEARCH_MAPPED

PROPERTY_KEY_SEARCH_RADICAL

PROPERTY_KEY_SEARCH_WEDGED

PROPERTY_KEY_SEARCH_H_CONNECTED

PROPERTY_KEY_SEARCH_POLYMER_END_GROUP

PROPERTY_KEY_SEARCH_SGROUP_END

PROPERTY_KEY_SEARCH_SGROUP

PROPERTY_KEY_SEARCH_VALENCE_ERROR

PROPERTY_KEY_SEARCH_BRIDGEHEAD

Constructor Detail

ExplicitHydrogenChecker

ExplicitHydrogenChecker

Method Detail

isSearchLonely

isSearchCharged

isSearchMapped

isSearchIsotopic

isSearchRadical

isSearchWedged

isSearchHConnected

isSearchPolymerEndGroup

isSearchSgroupEnd

isSearchSgroup

isSearchValenceError

isSearchBridgehead

setSearchLonely

setSearchCharged

setSearchMapped

setSearchIsotopic

setSearchRadical

setSearchWedged

setSearchHConnected

setSearchPolymerEndGroup

setSearchSgroupEnd

setSearchSgroup

setSearchValenceError

setSearchBridgehead

check1

equals

hashCode