Host Interop

definterface

Creates a new Java interface with the given name and method sigs. The method return types and parameter types may be s...

defrecord

(defrecord name [fields*] options* specs*) Options are expressed as sequential keywords and arguments (in any order)...

deftype

(deftype name [fields*] options* specs*) Options are expressed as sequential keywords and arguments (in any order). ...

extend

Implementations of protocol methods can be provided using the extend construct: (extend AType AProtocol {:fo...

extend-protocol

Useful when you want to provide several implementations of the same protocol all at once. Takes a single protocol and ...

extend-type

A macro that expands into an extend call. Useful when you are supplying the definitions explicitly inline, extend-type...

gen-class

When compiling, generates compiled bytecode for a class with the given package-qualified :name (which, as all names in...

gen-interface

When compiling, generates compiled bytecode for an interface with the given package-qualified :name (which, as all nam...

proxy

class-and-interfaces - a vector of class names args - a (possibly empty) vector of arguments to the superclass cons...

proxy-super

Use to call a superclass method in the body of a proxy method. Note, expansion captures 'this

reify

reify creates an object implementing a protocol or interface. reify is a macro with the following structure: (reify ...

URLClasspath

classpath

Returns a sequence of File objects of the elements on the classpath. Defaults to searching for instances of java.net...

classpath-directories

Returns a sequence of File objects for the directories on classpath.

classpath-jarfiles

Returns a sequence of JarFile objects for the JAR files on classpath.

filenames-in-jar

Returns a sequence of Strings naming the non-directory entries in the JAR file.

get-urls

Returns a sequence of java.net.URL objects used by this classloader, or nil if the classloader does not sastify the ...

jar-file?

Returns true if file is a normal file with a .jar or .JAR extension.

loader-classpath

Returns a sequence of File paths from a classloader.

system-classpath

Returns a sequence of File paths from the 'java.class.path' system property.

urls

Returns a sequence of java.net.URL objects representing locations which this classloader will search for classes and r...

aclone

Returns a clone of the Java array. Works on arrays of known types.

aget

Returns the value at the index/indices. Works on Java arrays of all types.

alength

Returns the length of the Java array. Works on arrays of all types.

amap

Maps an expression across an array a, using an index named idx, and return value named ret, initialized to a clone of ...

areduce

Reduces an expression across an array a, using an index named idx, and return value named ret, initialized to init, se...

aset

Sets the value at the index/indices. Works on Java arrays of reference types. Returns val.

aset-boolean

Sets the value at the index/indices. Works on arrays of boolean. Returns val.

aset-byte

Sets the value at the index/indices. Works on arrays of byte. Returns val.

aset-char

Sets the value at the index/indices. Works on arrays of char. Returns val.

aset-double

Sets the value at the index/indices. Works on arrays of double. Returns val.

aset-float

Sets the value at the index/indices. Works on arrays of float. Returns val.

aset-int

Sets the value at the index/indices. Works on arrays of int. Returns val.

aset-long

Sets the value at the index/indices. Works on arrays of long. Returns val.

aset-short

Sets the value at the index/indices. Works on arrays of short. Returns val.

boolean-array

Creates an array of booleans

booleans

Casts to boolean[]

byte-array

Creates an array of bytes

bytes

Casts to bytes[]

char-array

Creates an array of chars

chars

Casts to chars[]

double-array

Creates an array of doubles

doubles

Casts to double[]

float-array

Creates an array of floats

floats

Casts to float[]

int-array

Creates an array of ints

into-array

Returns an array with components set to the values in aseq. The array's component type is type if provided, or the typ...

ints

Casts to int[]

long-array

Creates an array of longs

longs

Casts to long[]

make-array

Creates and returns an array of instances of the specified class of the specified dimension(s). Note that a class obj...

object-array

Creates an array of objects

set!

Assigns a new value to a var or field.

short-array

Creates an array of shorts

shorts

Casts to shorts[]

to-array

Returns an array of Objects containing the contents of coll, which can be any Collection. Maps to java.util.Collectio...

to-array-2d

Returns a (potentially-ragged) 2-dimensional array of Objects containing the contents of coll, which can be any Collec...

*core-java-api*

*feeling-lucky*

*feeling-lucky-url*

*local-javadocs*

*open-url-script*

*remote-javadocs*

add-local-javadoc

Adds to the list of local Javadoc paths.

add-remote-javadoc

Adds to the list of remote Javadoc URLs. package-prefix is the beginning of the package name that has docs at this UR...

bean

Takes a Java object and returns a read-only implementation of the map abstraction based upon its JavaBean properties.

browse-url

Open url in a browser

cast

Throws a ClassCastException if x is not a c, else returns x.

enumeration-seq

Returns a seq on a java.util.Enumeration

iterator-seq

Returns a seq on a java.util.Iterator. Note that most collections providing iterators implement Iterable and thus supp...

javadoc

Opens a browser window displaying the javadoc for the argument. Tries *local-javadocs* first, then *remote-javadocs*.

.

Host interop: field access or method call.

bean

Takes a Java object and returns a read-only implementation of the map abstraction based upon its JavaBean properties.

memfn

Expands into code that creates a fn that expects to be passed an object and any args and calls the named instance meth...