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General Performance Issues Illustrated with a Specific Method

listPatientsByIDsWithBasicData( String ids) { Long st = new Date().getTime(); System.out.println ... ().equals("")) { return cs; } String jpql; Map m; m = new HashMap(); jpql = "select new lk.gov ... (cascade = CascadeType.ALL,fetch = FetchType.EAGER) private Person person; @Index private String phn

javax.persistence.AttributeOverride

; protected String address; public Integer getId() { ... } public void setId(Integer id) { ... } public String getAddress() { ... } public void setAddress( String address) { ... } } @Entity ... { protected String street; protected String city; protected String state; @Embedded protected Zipcode

javax.persistence.criteria.Join

from: From Since: JPA 2.0 Join join ( String  attributeName) Create an inner join to the specified ... Inherited from: From Since: JPA 2.0 Join join ( String  attributeName,  JoinType  jt) Create ... CollectionJoin joinCollection ( String  attributeName) Create an inner join to the specified

javax.persistence.StoredProcedureQuery

getOutputParameterValue ( String  parameterName) Retrieve a value passed back from the procedure ... getParameter ( String  name) Get the parameter object corresponding to the declared parameter ... does not support this use Inherited from: Query Since: JPA 2.0 Parameter getParameter ( String  

javax.persistence.CollectionTable

elements apply. Example: @Embeddable public class Address { protected String street; protected String city; protected String state; ... } @Entity public class Person { @Id protected String ssn; protected String name; protected Address home; ... @ElementCollection // use default table (PERSON_NICKNAMES

javax.persistence.Embeddable

class PhoneNumber { protected String areaCode; protected String localNumber; @ManyToOne PhoneServiceProvider provider; ... } @Entity public class PhoneServiceProvider { @Id protected String name; ... } Example 3: @Embeddable public class Address { protected String street; protected String city

javax.persistence.TableGenerator

.0 String catalog default "" (Optional) The catalog of the table. Defaults to the default catalog ... . Since: JPA 1.0 String name default null (Required) A unique generator name that can be referenced by one or more classes to be the generator for id values. Since: JPA 1.0 String pkColumnName default

javax.persistence.Query

of results Since: JPA 2.0 Parameter getParameter ( String  name) Get the parameter object corresponding ... ( String  name, Class  type) Get the parameter object corresponding to the declared ... getParameterValue ( String  name) Return the input value bound to the named parameter. (Note

javax.persistence.TypedQuery

Since: JPA 2.0 Parameter getParameter ( String  name) Get the parameter object corresponding ... getParameter ( String  name, Class  type) Get the parameter object corresponding ... getParameterValue ( String  name) Return the input value bound to the named parameter. (Note

javax.persistence.DiscriminatorColumn

" and the discriminator type to DiscriminatorType. STRING . Example: @Entity @Table(name="CUST") @Inheritance(strategy=SINGLE_TABLE) @DiscriminatorColumn(name="DISC", discriminatorType= STRING , length ... { ... } See Also: DiscriminatorValue Since: JPA 1.0 Public Annotation Attributes String columnDefinition default

javax.persistence.OrderBy

{ protected String street; protected String city; protected String state; @Embedded protected Zipcode zipcode; } @Embeddable public class Zipcode { protected String zip; protected String plusFour; } See Also: OrderColumn Since: JPA 1.0 Public Annotation Attributes String value default "" An orderby

javax.persistence.MapKeyJoinColumn

VideoStore { @Id int id; String name; Address location; ... @ElementCollection @CollectionTable(name ... id; String title; ... } Example 3: @Entity public class Student { @Id int studentId; ... @ManyToMany ... enrollment; ... } See Also: ForeignKey Since: JPA 2.0 Public Annotation Attributes String

javax.persistence.Column

values apply. Example 1: @Column(name="DESC", nullable=false, length=512) public String getDescription ... _DETAIL") @Lob public String getDescription() { return description; } Example 3: @Column(name="ORDER ... ; } Since: JPA 1.0 Public Annotation Attributes String columnDefinition default "" (Optional) The SQL fragment

CriteriaBuilder.locate(x,pattern,from) - JPA Method

; Expression  x,     String  pattern,    int from ) Create expression to locate the position of one string within another, returning position of first character if found. The first position in a string is denoted by 1. If the string to be located is not found, 0

CriteriaBuilder.locate(x,pattern) - JPA Method

; Expression  x,     String  pattern ) Create expression to locate the position of one string within another, returning position of first character if found. The first position in a string is denoted by 1. If the string to be located is not found, 0 is returned. Parameters: x

javax.persistence.EntityGraph

- if the EntityGraph has been statically defined Since: JPA 2.1 void addAttributeNodes ( String ... attributeName ... - if this EntityGraph has been statically defined Since: JPA 2.1 Subgraph addKeySubgraph ( String   ... defined Since: JPA 2.1 Subgraph addKeySubgraph ( String  attributeName, Class  type) Add

javax.persistence.Subgraph

- if this EntityGraph has been statically defined Since: JPA 2.1 void addAttributeNodes ( String ...  ... .1 Subgraph addKeySubgraph ( String  attributeName) Add a node to the graph that corresponds ... IllegalStateException - if this EntityGraph has been statically defined Since: JPA 2.1 Subgraph addKeySubgraph ( String

CriteriaBuilder.locate(x,pattern,from) - JPA Method

) Create expression to locate the position of one string within another, returning position of first character if found. The first position in a string is denoted by 1. If the string to be located is not found, 0 is returned. Parameters: x - expression for string to be searched pattern - expression

CriteriaBuilder.locate(x,pattern) - JPA Method

of one string within another, returning position of first character if found. The first position in a string is denoted by 1. If the string to be located is not found, 0 is returned. Parameters: x - expression for string to be searched pattern - expression for string to be located Return: expression corresponding to position Since: JPA 2.0

javax.jdo.JDOFatalException

( String  msg) Constructs a new JDOFatalException with the specified detail message. Parameters: msg - the detail message. Since: JDO 1.0 JDOFatalException ( String  msg, Object failed ... : msg - the detail message. failed - the failed object. Since: JDO 1.0 JDOFatalException ( String  

javax.jdo.FetchGroup

.addFetchGroups , it is unscoped. Since: JDO 2.2 Public Methods FetchGroup addCategory ( String  categoryName ... addMember ( String  memberName) Add the member (field or property) to the set of members in ... - if the FetchGroup is unmodifiable Since: JDO 2.2 FetchGroup addMembers ( String ... memberNames

javax.jdo.JDOException

without a detail message. Since: JDO 1.0 JDOException ( String  msg) Constructs a new JDOException ... ( String  msg, Object failed) Constructs a new JDOException with the specified ... 1.0 JDOException ( String  msg, Throwable nested) Constructs a new JDOException

javax.jdo.annotations.Join

". Since: JDO 2.1 Public Annotation Attributes String column default "" Name of the column in the join ... Extension [] extensions default {} Vendor extensions. Since: JDO 2.1 String foreignKey default "" Name for a generated foreign key constraint. Since: JDO 2.1 String generateForeignKey default "" Generate or

javax.jdo.JDOCanRetryException

. Since: JDO 1.0 JDOCanRetryException ( String  msg) Constructs a new JDOCanRetryException ... ( String  msg, Object failed) Constructs a new JDOCanRetryException with the specified ... . Since: JDO 1.0 JDOCanRetryException ( String  msg, Throwable nested) Constructs a new

javax.jdo.JDOHelper

getPersistenceManagerFactory (Map overrides,  String  name) Returns a named ... PersistenceManagerFactory getPersistenceManagerFactory (Map overrides,  String  name,  ... (Map overrides,  String  name, ClassLoader resourceLoader, ClassLoader

javax.jdo.annotations.Column

.1 Public Annotation Attributes String allowsNull default "" Whether the column allows null values to be inserted. Since: JDO 2.1 String defaultValue default "" Default value for this column. Since: JDO 2.1 Extension [] extensions default {} Vendor extensions. Since: JDO 2.1 String insertValue

javax.jdo.spi.StateManager

Return: the new value for the field Since: JDO 1.0 String getStringField (PersistenceCapable pc, int field,  String  currentValue) Return the value for the field. Parameters: pc ... transaction. See Also: PersistenceCapable( String fieldName) Since: JDO 1.0 boolean isLoaded

javax.jdo.spi.PersistenceCapable

(int id, String name, and Float salary) would have the method generated: void ... key field in the ObjectId. For example, an ObjectId class that has three key fields (int id, String ... ) javax.jdo.JDOHelper.makeDirty (Object pc, String fieldName) jdoMakeDirty ( String fieldName

javax.jdo.annotations.PersistenceCapable

Attributes String cacheable default "true" Whether this class is cacheable in a Level2 cache. Since: JDO 2.2 String catalog default "" Catalog to use for persisting this class or interface. Since: JDO 2.1 String detachable default "" Whether this class or interface is detachable. Since: JDO 2.1

Query.addSubquery(sub,variableDeclaration,candidateCollectionExpression,parameter) - JDO Method

; String  variableDeclaration,     String  candidateCollectionExpression,     String  parameter ) Add a subquery to this query. The String version of the method ... See Also: addSubquery (Query sub, String variableDeclaration, String candidateCollectionExpression, String ... parameters) Since: JDO 2.1

Query.addSubquery(sub,variableDeclaration,candidateCollectionExpression,parameters) - JDO Method

; String  variableDeclaration,     String  candidateCollectionExpression,  ... is the empty String for either the parameter or the value of the String [], or for any map key or value ... the parameter in the subquery See Also: addSubquery (Query sub, String variableDeclaration, String candidateCollectionExpression, String ... parameters) Since: JDO 2.1

Query.addSubquery(sub,variableDeclaration,candidateCollectionExpression,parameters) - JDO Method

; String  variableDeclaration,     String  candidateCollectionExpression,     String ... parameters ) Add a subquery to this query. A subquery is composed as a Query ... . The String parameters are trimmed of white space. The variableDeclaration parameter is the name

javax.jdo.identity.StringIdentity

; javax.jdo.identity.StringIdentity This class is for identity with a single String field. Since: JDO 1 ... StringIdentity (Class pcClass,  String  key) Constructor with class and key. Parameters ... the same object id Since: JDO 1.0 String getKey () Return the key. Return: the key Since: JDO 1.0

javax.jdo.annotations.Query

Extension [] extensions default {} Vendor extensions. Since: JDO 2.1 String fetchPlan default "" The name of the fetch plan used by this query Since: JDO 2.1 String language default "JDOQL" The query language Since: JDO 2.1 String name default null Name of the query (mandatory) Since: JDO 2.1 Class

javax.jdo.identity.ObjectIdentity

. Inherited from: SingleFieldIdentity Since: JDO 2.0 String getTargetClassName () Return the target ... . Parameters: in - the input Since: JDO 1.0 String toString () Return the String form of the object ... , this process is reversed. The class is extracted from the first part of the String , and the String

javax.jdo.identity.CharIdentity

- the target class key - the key Since: JDO 1.0 CharIdentity (Class pcClass,  String  str) Constructor with class and key. The String must have exactly one character. Parameters: pcClass ... String getTargetClassName () Return the target class name. Return: the target class name. Inherited

javax.jdo.JDOFatalUserException

JDOFatalUserException without a detail message. Since: JDO 1.0 JDOFatalUserException ( String  msg ... - the detail message. Since: JDO 1.0 JDOFatalUserException ( String  msg, Object failed) Constructs a new ... - the detail message. failed - the failed object. Since: JDO 1.0 JDOFatalUserException ( String  msg, 

javax.jdo.JDOFatalInternalException

JDOFatalInternalException ( String  msg) Constructs a new JDOFatalInternalException with the specified detail message. Parameters: msg - the detail message. Since: JDO 1.0 JDOFatalInternalException ( String  msg,  ... JDOFatalInternalException ( String  msg, Throwable nested) Constructs a new

javax.jdo.JDOFatalDataStoreException

JDOFatalDataStoreException ( String  msg) Constructs a new JDOFatalDataStoreException with the specified detail message. Parameters: msg - the detail message. Since: JDO 1.0 JDOFatalDataStoreException ( String   ... . Since: JDO 1.0 JDOFatalDataStoreException ( String  msg, Throwable nested) Constructs a new

javax.jdo.JDOUserCallbackException

JDOUserCallbackException without a detail message. Since: JDO 1.0 JDOUserCallbackException ( String  msg ... - the detail message. Since: JDO 1.0 JDOUserCallbackException ( String  msg, Object failed) Constructs ... - the detail message. failed - the failed object. Since: JDO 1.0 JDOUserCallbackException ( String

javax.jdo.JDOUserException

without a detail message. Since: JDO 1.0 JDOUserException ( String  msg) Constructs a new ... JDOUserException ( String  msg, Object failed) Constructs a new JDOUserException ... - the failed object. Since: JDO 1.0 JDOUserException ( String  msg, Throwable nested) Constructs

javax.jdo.JDOObjectNotFoundException

JDOObjectNotFoundException without a detail message. Since: JDO 1.0 JDOObjectNotFoundException ( String ... : msg - the detail message. Since: JDO 1.0 JDOObjectNotFoundException ( String  msg, Object ... JDOObjectNotFoundException ( String  msg, Throwable nested) Constructs a new

Query.setFilter(filter) - JDO Method

JDO Method in javax.jdo.Query void setFilter (    String  filter ) Set the filter for the query. The filter specification is a String containing a Boolean expression ... .contains(Object o) , Collection.isEmpty() , String .startsWith( String s) , and String .endsWith( String e

javax.jdo.JDODataStoreException

JDODataStoreException without a detail message. Since: JDO 1.0 JDODataStoreException ( String  msg ... - the detail message. Since: JDO 1.0 JDODataStoreException ( String  msg, Object failed ... - the detail message. failed - the failed object. Since: JDO 1.0 JDODataStoreException ( String  

javax.jdo.identity.LongIdentity

- the class key - the key Since: JDO 1.0 LongIdentity (Class pcClass,  String  str) Constructor ... : SingleFieldIdentity Since: JDO 2.0 String getTargetClassName () Return the target class name. Return: the target ... Since: JDO 1.0 String toString () Return the String form of the key. Return: the String form

javax.jdo.identity.IntIdentity

key - the key Since: JDO 1.0 IntIdentity (Class pcClass,  String  str) Constructor ... Since: JDO 2.0 String getTargetClassName () Return the target class name. Return: the target class ... Since: JDO 1.0 String toString () Return the String form of the key. Return: the String form of the key

ObjectIdentity.toString() - JDO Method

JDO Method in javax.jdo.identity.ObjectIdentity String toString () Return the String form ... , this process is reversed. The class is extracted from the first part of the String , and the String constructor of the key is used to construct the key itself. Return: the String form of the key Since: JDO 1.0

JDOException.toString() - JDO Method

JDO Method in javax.jdo.JDOException String toString () The String representation includes the name of the class, the descriptive comment (if any), the String representation of the failed Object (if any), and the String representation of the nested Throwable s (if any). Return: the String . Since: JDO 1.0

Query.addSubquery(sub,variableDeclaration,candidateCollectionExpression) - JDO Method

JDO Method in javax.jdo.Query void addSubquery (   Query sub,     String  variableDeclaration,     String  candidateCollectionExpression ) Add ... See Also: addSubquery (Query sub, String variableDeclaration, String candidateCollectionExpression, String ... parameters) Since: JDO 2.1

javax.jdo.JDOOptimisticVerificationException

JDOOptimisticVerificationException without a detail message. Since: JDO 1.0 JDOOptimisticVerificationException ( String ... . Parameters: msg - the detail message. Since: JDO 1.0 JDOOptimisticVerificationException ( String  msg ... . Since: JDO 1.0 JDOOptimisticVerificationException ( String  msg, Throwable nested,