declare namespace javax {
    namespace swing {
        namespace plaf {
            namespace metal {
                namespace MetalBorders {
                    // @ts-ignore
                    class InternalFrameBorder extends javax.swing.border.AbstractBorder implements javax.swing.plaf.UIResource {
                        // @ts-ignore
                        constructor()
                        // @ts-ignore
                        public paintBorder(c: java.awt.Component, g: java.awt.Graphics, x: number /*int*/, y: number /*int*/, w: number /*int*/, h: number /*int*/): void
                        // @ts-ignore
                        public getBorderInsets(c: java.awt.Component, newInsets: java.awt.Insets): java.awt.Insets
                    }
                }
            }
        }
    }
}