在groovy出现下述程序,但在gasnode groovy里显示错误,请帮助解决 $ z: q# O C$ ` h. S3 u( U- S" J6 L; p& S
' C: ^/ J( M/ g, i. h. c@Parameter (displayName = "Measured Pressure", usageName = "measured pressure")7 J5 ^; P9 o3 L1 n; `, u: I
public double getMeasured pressure() { ! r3 \7 }2 o) S2 X, @9 V return measured pressure+ D$ v( ]9 u8 K k5 I0 G8 b
} 9 o5 {6 t8 @7 p2 c+ U7 q( o" @* z public void setMeasured pressure(double newValue) { $ E# I! q" l( \$ K9 w measured pressure = newValue7 U3 }: V- i' e6 L9 M1 z2 K
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public double measured pressure = 0 0 E8 E% I$ N! Y+ J, O0 I2 a; m X$ U* u. G. g# v
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* This value is used to automatically generate agent identifiers./ d0 y& z9 w9 _- R
* @field serialVersionUID! w" Z4 M, d7 Y h' [' ~: T
* 6 C- G' z7 P; p6 z */ , Y4 G2 R% l I: d, \ private static final long serialVersionUID = 1L- l0 e) \+ v2 J1 _: a. _( V
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* 1 c9 i6 ^9 b; g5 Q( K; } * This value is used to automatically generate agent identifiers.4 g' O' I, V: u$ C3 G4 C" @9 M
* @field agentIDCounter & c0 }8 [9 ^) x" }- [ *: U% e1 b- I O8 I |
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protected static long agentIDCounter = 1 ; {) c* E t( t+ D g* M 2 |! i- M) j0 I. Y+ T6 D /**; S1 F! I" z8 b+ q0 ?0 _* i% @ N
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* This value is the agent's identifier./ c* z+ J! l6 _' R
* @field agentID & Z3 H; Q6 M, [: x2 ^ * & b X' X3 F9 h* Z4 V */* Z0 C7 L7 Z- j
protected String agentID = "GasNode " + (agentIDCounter++)$ y% w/ c$ k7 I) W5 J) J
) e# @( k* |7 S/ W& }1 G /**+ X! J* ?7 j1 A+ Q1 Z6 C# w% M
* : k3 R/ x7 T! v$ N- D/ f6 n/ M. i * This is the step behavior./ S# j2 S9 G. g5 l/ n$ z
* @method step. E/ O! \4 v; i4 U+ P K
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*/ 4 `! H; c; Q& I& u/ q- ~+ g @Watch( $ `6 g4 E; J% L8 { watcheeClassName = 'infrastructuredemo.GasNode', $ }/ _% e8 ?2 ?9 F f watcheeFieldNames = 'pressure',6 J. M( u) W+ y4 s
query = 'linked_from',3 i4 O+ q- f% C6 F Q+ Y
whenToTrigger = WatcherTriggerSchedule.LATER,: ]5 F) L- o+ b% h4 e
scheduleTriggerDelta = 10d! ?& {# l, ~4 T. }& }
) 1 b. S( F* w) l: H4 q public def step(infrastructuredemo.GasNode watchedAgent) {4 L$ v; z: V$ {, T5 S
8 {! q3 m. ]! P; o" |3 J8 V2 { // Define the return value variable.4 ]( J f. Q" Z4 T |6 T/ q9 \/ u
def returnValue. E4 m; Z' c+ J3 h2 \' F, e/ P
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// Note the simulation time. ! @. W7 m J0 H* v def time = GetTickCountInTimeUnits()0 J: i |7 E1 T& Z; e& A
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// This is an agent decision.: z$ i+ J5 b9 @, t* ], h! h
if (watchedNode.pressure<200) { }" S' b& Q" ]' x2 c3 A$ i 8 Q5 R5 O3 h' N6 I6 \' x // This is a task.0 }0 |& f# g8 u
setPressure(watchedAgent.pressure); J* ^. J+ @: a' n% L. x b' A
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+ `4 m' Q l/ ?* Q& e( d } . }' [1 P: t! B5 `2 Y2 \! F // Return the results. . P% U5 T' `; A$ @6 g% A1 M return returnValue + ?& {$ b" d5 L0 r. h / D) y1 p* ]3 j4 |7 C3 B }2 z: n* ]4 D' M) X
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/**9 L; q6 O. H' N
* # s! F4 T" I; `: {/ n* J * This is the step behavior. 2 [- U7 k& a0 y; m5 k" ?% c* T; B' H * @method step+ ?" a* }; O7 J- o% e& Q/ Z
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*/ & V% f4 O. M) a3 @ @ScheduledMethod(# d6 s$ }8 f( F: |4 h8 a
start = 1d, ; q, H/ I8 n4 k+ b5 H, }! s interval = 1d,$ {; J6 y$ P' a) f
shuffle = false0 a/ U8 q' |) b+ k+ \
) 9 {% a' n# h3 ^3 J2 P! U6 Y- X! J public void step() { ) J4 D8 m3 k( G ' E Z9 a! A5 \; I: O7 {1 b. Y // Note the simulation time.% H) z% M, ^: e( `$ ]; `
def time = GetTickCountInTimeUnits() 4 j+ @3 @7 B5 w% d+ g) a, | & X6 _4 }) u3 H9 U0 l0 u# v6 y // This is a task. 0 Z) Z* P& w9 x5 q& S measurePressure=pressure+ RandomDraw(-20.0, 20.0)8 V7 Y4 |4 r5 D
// End the method. : V; U& N; B: g7 S! d& ^# D. V. K9 c return , O7 R6 h4 I( d1 k* ?9 ~ ' ], f J" q" t) i d7 L }