Package org.apache.iceberg.common
Class DynClasses.Builder
- java.lang.Object
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- org.apache.iceberg.common.DynClasses.Builder
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- Enclosing class:
- DynClasses
public static class DynClasses.Builder extends java.lang.Object
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Constructor Summary
Constructors Constructor Description Builder()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description <S> java.lang.Class<? extends S>
build()
Returns the first implementation or throws RuntimeException if one was not found.<S> java.lang.Class<? extends S>
buildChecked()
Returns the first implementation or throws ClassNotFoundException if one was not found.DynClasses.Builder
impl(java.lang.String className)
Checks for an implementation of the class by name.DynClasses.Builder
loader(java.lang.ClassLoader newLoader)
Set theClassLoader
used to lookup classes by name.DynClasses.Builder
orNull()
Instructs this builder to return null if no class is found, rather than throwing an Exception.
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Method Detail
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loader
public DynClasses.Builder loader(java.lang.ClassLoader newLoader)
Set theClassLoader
used to lookup classes by name.If not set, the current thread's ClassLoader is used.
- Parameters:
newLoader
- a ClassLoader- Returns:
- this Builder for method chaining
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impl
public DynClasses.Builder impl(java.lang.String className)
Checks for an implementation of the class by name.- Parameters:
className
- name of a class- Returns:
- this Builder for method chaining
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orNull
public DynClasses.Builder orNull()
Instructs this builder to return null if no class is found, rather than throwing an Exception.- Returns:
- this Builder for method chaining
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buildChecked
public <S> java.lang.Class<? extends S> buildChecked() throws java.lang.ClassNotFoundException
Returns the first implementation or throws ClassNotFoundException if one was not found.- Type Parameters:
S
- Java superclass- Returns:
- a
Class
for the first implementation found - Throws:
java.lang.ClassNotFoundException
- if no implementation was found
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build
public <S> java.lang.Class<? extends S> build()
Returns the first implementation or throws RuntimeException if one was not found.- Type Parameters:
S
- Java superclass- Returns:
- a
Class
for the first implementation found - Throws:
java.lang.RuntimeException
- if no implementation was found
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